897057318 has 16 divisors (see below), whose sum is σ = 1794654576. Its totient is φ = 298929120.

The previous prime is 897057313. The next prime is 897057373. The reversal of 897057318 is 813750798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897057313) 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, 988 + ... + 42368.

It is an arithmetic number, because the mean of its divisors is an integer number (112165911).

Almost surely, 2^897057318 is an apocalyptic number.

897057318 is an abundant number, since it is smaller than the sum of its proper divisors (897597258).

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

897057318 is a wasteful number, since it uses less digits than its factorization.

897057318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44999.

The product of its (nonzero) digits is 423360, while the sum is 48.

The square root of 897057318 is about 29950.9151446162. The cubic root of 897057318 is about 964.4359659518.

The spelling of 897057318 in words is "eight hundred ninety-seven million, fifty-seven thousand, three hundred eighteen".