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BaseRepresentation
bin100100110001010001000
32021012202220
410212022020
5302023442
641454040
713145514
oct4461210
92235686
101204872
11753269
124a1320
13332556
14235144
1518beec
hex126288

1204872 has 32 divisors (see below), whose sum is σ = 3065280. Its totient is φ = 394560.

The previous prime is 1204871. The next prime is 1204873. The reversal of 1204872 is 2784021.

It is an interprime number because it is at equal distance from previous prime (1204871) and next prime (1204873).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1204871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1053 + ... + 1875.

It is an arithmetic number, because the mean of its divisors is an integer number (95790).

21204872 is an apocalyptic number.

1204872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1204872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1532640).

1204872 is an abundant number, since it is smaller than the sum of its proper divisors (1860408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1204872 is a wasteful number, since it uses less digits than its factorization.

1204872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893 (or 889 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 1204872 is about 1097.6666160543. Note that the first 4 decimals coincide. The cubic root of 1204872 is about 106.4094758553.

Adding to 1204872 its reverse (2784021), we get a palindrome (3988893).

The spelling of 1204872 in words is "one million, two hundred four thousand, eight hundred seventy-two".