697116812 has 12 divisors (see below), whose sum is σ = 1394233680. Its totient is φ = 298764336.

The previous prime is 697116793. The next prime is 697116829. The reversal of 697116812 is 218611796.

697116812 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 697116812.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12448487 + ... + 12448542.

It is an arithmetic number, because the mean of its divisors is an integer number (116186140).

Almost surely, 2^697116812 is an apocalyptic number.

It is an amenable number.

697116812 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

697116812 is a wasteful number, since it uses less digits than its factorization.

697116812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24897040 (or 24897038 counting only the distinct ones).

The product of its digits is 36288, while the sum is 41.

The square root of 697116812 is about 26402.9697572072. The cubic root of 697116812 is about 886.6832793792.

The spelling of 697116812 in words is "six hundred ninety-seven million, one hundred sixteen thousand, eight hundred twelve".