670976312 has 16 divisors (see below), whose sum is σ = 1258387800. Its totient is φ = 335406240.

The previous prime is 670976311. The next prime is 670976321. The reversal of 670976312 is 213679076.

It is a super-2 number, since 2×670976312² = 900418422530242688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 670976312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670976311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37862 + ... + 52682.

Almost surely, 2^670976312 is an apocalyptic number.

It is an amenable number.

670976312 is a deficient number, since it is larger than the sum of its proper divisors (587411488).

670976312 is a wasteful number, since it uses less digits than its factorization.

670976312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20486 (or 20482 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 670976312 is about 25903.2104573931. The cubic root of 670976312 is about 875.4588339661.

The spelling of 670976312 in words is "six hundred seventy million, nine hundred seventy-six thousand, three hundred twelve".