1451872 has 24 divisors (see below), whose sum is σ = 2910600. Its totient is φ = 712704.

The previous prime is 1451867. The next prime is 1451893. The reversal of 1451872 is 2781541.

It is a self number, because there is not a number n which added to its sum of digits gives 1451872.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1504 + ... + 2272.

It is an arithmetic number, because the mean of its divisors is an integer number (121275).

2^1451872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1451872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1455300).

1451872 is an abundant number, since it is smaller than the sum of its proper divisors (1458728).

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

1451872 is an equidigital number, since it uses as much as digits as its factorization.

1451872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838 (or 830 counting only the distinct ones).

The product of its digits is 2240, while the sum is 28.

The square root of 1451872 is about 1204.9365128504. The cubic root of 1451872 is about 113.2338072806.

The spelling of 1451872 in words is "one million, four hundred fifty-one thousand, eight hundred seventy-two".