697863672 has 48 divisors (see below), whose sum is σ = 2061872280. Its totient is φ = 211473600.

The previous prime is 697863653. The next prime is 697863679. The reversal of 697863672 is 276368796.

697863672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697863679) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 439779 + ... + 441362.

Almost surely, 2^697863672 is an apocalyptic number.

It is an amenable number.

697863672 is an abundant number, since it is smaller than the sum of its proper divisors (1364008608).

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

697863672 is a wasteful number, since it uses less digits than its factorization.

697863672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881164 (or 881157 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 54.

The square root of 697863672 is about 26417.1094558053. The cubic root of 697863672 is about 886.9998173966. Note that the first 3 decimals are identical.

The spelling of 697863672 in words is "six hundred ninety-seven million, eight hundred sixty-three thousand, six hundred seventy-two".