897876534 has 16 divisors (see below), whose sum is σ = 1796068080. Its totient is φ = 299239680.

The previous prime is 897876527. The next prime is 897876557. The reversal of 897876534 is 435678798.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41274 + ... + 59154.

It is an arithmetic number, because the mean of its divisors is an integer number (112254255).

Almost surely, 2^897876534 is an apocalyptic number.

897876534 is an abundant number, since it is smaller than the sum of its proper divisors (898191546).

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

897876534 is a wasteful number, since it uses less digits than its factorization.

897876534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26255.

The product of its digits is 10160640, while the sum is 57.

The square root of 897876534 is about 29964.5879998374. The cubic root of 897876534 is about 964.7294592707.

The spelling of 897876534 in words is "eight hundred ninety-seven million, eight hundred seventy-six thousand, five hundred thirty-four".