696787812 has 48 divisors (see below), whose sum is σ = 2064558720. Its totient is φ = 199082016.

The previous prime is 696787799. The next prime is 696787849. The reversal of 696787812 is 218787696.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an alternating number because its digits alternate between even and odd.

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 15 ways as a sum of consecutive naturals, for example, 460083 + ... + 461594.

It is an arithmetic number, because the mean of its divisors is an integer number (43011640).

Almost surely, 2^696787812 is an apocalyptic number.

It is an amenable number.

696787812 is an abundant number, since it is smaller than the sum of its proper divisors (1367770908).

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

696787812 is a wasteful number, since it uses less digits than its factorization.

696787812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921697 (or 921689 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 54.

The square root of 696787812 is about 26396.7386621908. The cubic root of 696787812 is about 886.5437691864.

The spelling of 696787812 in words is "six hundred ninety-six million, seven hundred eighty-seven thousand, eight hundred twelve".