899174056 has 32 divisors (see below), whose sum is σ = 1842588000. Its totient is φ = 407967040.

The previous prime is 899174053. The next prime is 899174057. The reversal of 899174056 is 650471998.

It is a super-2 number, since 2×899174056² = 1617027965966982272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (899174051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40470 + ... + 58618.

It is an arithmetic number, because the mean of its divisors is an integer number (57580875).

Almost surely, 2^899174056 is an apocalyptic number.

It is an amenable number.

899174056 is an abundant number, since it is smaller than the sum of its proper divisors (943413944).

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

899174056 is a wasteful number, since it uses less digits than its factorization.

899174056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18729 (or 18725 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 899174056 is about 29986.2311069597. The cubic root of 899174056 is about 965.1939460020.

The spelling of 899174056 in words is "eight hundred ninety-nine million, one hundred seventy-four thousand, fifty-six".