897737232 has 120 divisors (see below), whose sum is σ = 2839922400. Its totient is φ = 242984448.

The previous prime is 897737209. The next prime is 897737257. The reversal of 897737232 is 232737798.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34644 + ... + 54732.

It is an arithmetic number, because the mean of its divisors is an integer number (23666020).

Almost surely, 2^897737232 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 897737232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1419961200).

897737232 is an abundant number, since it is smaller than the sum of its proper divisors (1942185168).

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

897737232 is a wasteful number, since it uses less digits than its factorization.

897737232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20133 (or 20120 counting only the distinct ones).

The product of its digits is 889056, while the sum is 48.

The square root of 897737232 is about 29962.2634658999. The cubic root of 897737232 is about 964.6795653679.

The spelling of 897737232 in words is "eight hundred ninety-seven million, seven hundred thirty-seven thousand, two hundred thirty-two".