897073056 has 240 divisors, whose sum is σ = 2924304768. Its totient is φ = 267494400.

The previous prime is 897073043. The next prime is 897073069. The reversal of 897073056 is 650370798.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (897073043) and next prime (897073069).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2081161 + ... + 2081591.

Almost surely, 2^897073056 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 897073056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1462152384).

897073056 is an abundant number, since it is smaller than the sum of its proper divisors (2027231712).

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

897073056 is a wasteful number, since it uses less digits than its factorization.

897073056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537 (or 520 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 897073056 is about 29951.1778733325. The cubic root of 897073056 is about 964.4416059498.

The spelling of 897073056 in words is "eight hundred ninety-seven million, seventy-three thousand, fifty-six".