931312002 has 16 divisors (see below), whose sum is σ = 1863190080. Its totient is φ = 310342992.

The previous prime is 931311977. The next prime is 931312033. The reversal of 931312002 is 200213139.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 931312002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453 + ... + 43160.

It is an arithmetic number, because the mean of its divisors is an integer number (116449380).

Almost surely, 2^931312002 is an apocalyptic number.

931312002 is an abundant number, since it is smaller than the sum of its proper divisors (931878078).

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

931312002 is a wasteful number, since it uses less digits than its factorization.

931312002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47177.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 931312002 is about 30517.4049027764. The cubic root of 931312002 is about 976.5588045891.

The spelling of 931312002 in words is "nine hundred thirty-one million, three hundred twelve thousand, two".