670707396 has 36 divisors (see below), whose sum is σ = 1715833392. Its totient is φ = 220874544.

The previous prime is 670707377. The next prime is 670707419. The reversal of 670707396 is 693707076.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×670707396² = 899696822098201632, which contains 22 as substring.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 109246 + ... + 115221.

Almost surely, 2^670707396 is an apocalyptic number.

It is an amenable number.

670707396 is an abundant number, since it is smaller than the sum of its proper divisors (1045125996).

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

670707396 is a wasteful number, since it uses less digits than its factorization.

670707396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224560 (or 224555 counting only the distinct ones).

The product of its (nonzero) digits is 333396, while the sum is 45.

The square root of 670707396 is about 25898.0191520510. The cubic root of 670707396 is about 875.3418619548.

The spelling of 670707396 in words is "six hundred seventy million, seven hundred seven thousand, three hundred ninety-six".