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874720000 = 285471171
BaseRepresentation
bin110100001000110…
…010101100000000
32020221221101021001
4310020302230000
53242412020000
6222444141344
730450666040
oct6410625400
92227841231
10874720000
114098360a0
12204b37854
1310c2b4bcb
1484259720
1551bd646a
hex34232b00

874720000 has 360 divisors, whose sum is σ = 2758516992. Its totient is φ = 268800000.

The previous prime is 874719977. The next prime is 874720001. The reversal of 874720000 is 27478.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (874720001) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12319965 + ... + 12320035.

Almost surely, 2874720000 is an apocalyptic number.

874720000 is a gapful number since it is divisible by the number (80) 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 874720000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1379258496).

874720000 is an abundant number, since it is smaller than the sum of its proper divisors (1883796992).

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

874720000 is an equidigital number, since it uses as much as digits as its factorization.

874720000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 874720000 is about 29575.6656729819. The cubic root of 874720000 is about 956.3635575054.

Adding to 874720000 its reverse (27478), we get a palindrome (874747478).

The spelling of 874720000 in words is "eight hundred seventy-four million, seven hundred twenty thousand".