683157012 has 12 divisors (see below), whose sum is σ = 1594033056. Its totient is φ = 227719000.

The previous prime is 683156993. The next prime is 683157023. The reversal of 683157012 is 210751386.

It is a tau number, because it is divible by the number of its divisors (12).

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, 28464864 + ... + 28464887.

It is an arithmetic number, because the mean of its divisors is an integer number (132836088).

Almost surely, 2^683157012 is an apocalyptic number.

It is an amenable number.

683157012 is an abundant number, since it is smaller than the sum of its proper divisors (910876044).

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

683157012 is a wasteful number, since it uses less digits than its factorization.

683157012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56929758 (or 56929756 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 683157012 is about 26137.2724667284. The cubic root of 683157012 is about 880.7247008928.

The spelling of 683157012 in words is "six hundred eighty-three million, one hundred fifty-seven thousand, twelve".