670070732 has 24 divisors (see below), whose sum is σ = 1209902400. Its totient is φ = 324544896.

The previous prime is 670070689. The next prime is 670070743. The reversal of 670070732 is 237070076.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3257 + ... + 36752.

It is an arithmetic number, because the mean of its divisors is an integer number (50412600).

Almost surely, 2^670070732 is an apocalyptic number.

It is an amenable number.

670070732 is a deficient number, since it is larger than the sum of its proper divisors (539831668).

670070732 is a wasteful number, since it uses less digits than its factorization.

670070732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40145 (or 40143 counting only the distinct ones).

The product of its (nonzero) digits is 12348, while the sum is 32.

The square root of 670070732 is about 25885.7244828110. The cubic root of 670070732 is about 875.0648036902.

The spelling of 670070732 in words is "six hundred seventy million, seventy thousand, seven hundred thirty-two".