670605004 has 12 divisors (see below), whose sum is σ = 1177310344. Its totient is φ = 334230624.

The previous prime is 670604993. The next prime is 670605031. The reversal of 670605004 is 400506076.

It is a super-2 number, since 2×670605004² = 899422142779680032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266562 + ... + 269065.

Almost surely, 2^670605004 is an apocalyptic number.

It is an amenable number.

670605004 is a deficient number, since it is larger than the sum of its proper divisors (506705340).

670605004 is a wasteful number, since it uses less digits than its factorization.

670605004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535944 (or 535942 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 670605004 is about 25896.0422458722. The cubic root of 670605004 is about 875.2973156713.

The spelling of 670605004 in words is "six hundred seventy million, six hundred five thousand, four".