670343692 has 12 divisors (see below), whose sum is σ = 1177776936. Its totient is φ = 333836000.

The previous prime is 670343683. The next prime is 670343747. The reversal of 670343692 is 296343076.

It is an alternating number because its digits alternate between even and odd.

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, 332833 + ... + 334840.

It is an arithmetic number, because the mean of its divisors is an integer number (98148078).

Almost surely, 2^670343692 is an apocalyptic number.

It is an amenable number.

670343692 is a deficient number, since it is larger than the sum of its proper divisors (507433244).

670343692 is a wasteful number, since it uses less digits than its factorization.

670343692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667928 (or 667926 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 40.

The square root of 670343692 is about 25890.9963500828. The cubic root of 670343692 is about 875.1836096864.

The spelling of 670343692 in words is "six hundred seventy million, three hundred forty-three thousand, six hundred ninety-two".