696684752 has 20 divisors (see below), whose sum is σ = 1429228836. Its totient is φ = 327851520.

The previous prime is 696684733. The next prime is 696684767. The reversal of 696684752 is 257486696.

It can be written as a sum of positive squares in 2 ways, for example, as 280361536 + 416323216 = 16744^2 + 20404^2 .

It is a junction number, because it is equal to n+sod(n) for n = 696684694 and 696684703.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1280399 + ... + 1280942.

Almost surely, 2^696684752 is an apocalyptic number.

It is an amenable number.

696684752 is an abundant number, since it is smaller than the sum of its proper divisors (732544084).

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

696684752 is a wasteful number, since it uses less digits than its factorization.

696684752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2561366 (or 2561360 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 53.

The square root of 696684752 is about 26394.7864549043. The cubic root of 696684752 is about 886.5000582678.

The spelling of 696684752 in words is "six hundred ninety-six million, six hundred eighty-four thousand, seven hundred fifty-two".