697435422 has 16 divisors (see below), whose sum is σ = 1432570512. Its totient is φ = 226195200.

The previous prime is 697435411. The next prime is 697435439. The reversal of 697435422 is 224534796.

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, 1570579 + ... + 1571022.

It is an arithmetic number, because the mean of its divisors is an integer number (89535657).

Almost surely, 2^697435422 is an apocalyptic number.

697435422 is an abundant number, since it is smaller than the sum of its proper divisors (735135090).

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

697435422 is a wasteful number, since it uses less digits than its factorization.

697435422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3141643.

The product of its digits is 362880, while the sum is 42.

The square root of 697435422 is about 26409.0026695443. The cubic root of 697435422 is about 886.8183419335.

The spelling of 697435422 in words is "six hundred ninety-seven million, four hundred thirty-five thousand, four hundred twenty-two".