897700494 has 32 divisors (see below), whose sum is σ = 1842501024. Its totient is φ = 291409920.

The previous prime is 897700493. The next prime is 897700513. The reversal of 897700494 is 494007798.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897700493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147822 + ... + 153774.

It is an arithmetic number, because the mean of its divisors is an integer number (57578157).

Almost surely, 2^897700494 is an apocalyptic number.

897700494 is an abundant number, since it is smaller than the sum of its proper divisors (944800530).

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

897700494 is a wasteful number, since it uses less digits than its factorization.

897700494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6612.

The product of its (nonzero) digits is 508032, while the sum is 48.

The square root of 897700494 is about 29961.6503884549. The cubic root of 897700494 is about 964.6664060305. Note that the first 3 decimals are identical.

The spelling of 897700494 in words is "eight hundred ninety-seven million, seven hundred thousand, four hundred ninety-four".