697031096 has 8 divisors (see below), whose sum is σ = 1306933320. Its totient is φ = 348515544.

The previous prime is 697031053. The next prime is 697031099. The reversal of 697031096 is 690130796.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×697031096² = 971704697581922432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697031099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43564436 + ... + 43564451.

It is an arithmetic number, because the mean of its divisors is an integer number (163366665).

Almost surely, 2^697031096 is an apocalyptic number.

It is an amenable number.

697031096 is a deficient number, since it is larger than the sum of its proper divisors (609902224).

697031096 is a wasteful number, since it uses less digits than its factorization.

697031096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87128893 (or 87128889 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 697031096 is about 26401.3464808142. The cubic root of 697031096 is about 886.6469363264.

The spelling of 697031096 in words is "six hundred ninety-seven million, thirty-one thousand, ninety-six".