670332432 has 160 divisors (see below), whose sum is σ = 2169861120. Its totient is φ = 173237760.

The previous prime is 670332427. The next prime is 670332449. The reversal of 670332432 is 234233076.

670332432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 670332432.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1082619 + ... + 1083237.

It is an arithmetic number, because the mean of its divisors is an integer number (13561632).

Almost surely, 2^670332432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 670332432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1084930560).

670332432 is an abundant number, since it is smaller than the sum of its proper divisors (1499528688).

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

670332432 is a wasteful number, since it uses less digits than its factorization.

670332432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941 (or 935 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 30.

The square root of 670332432 is about 25890.7788990598. The cubic root of 670332432 is about 875.1787094028.

The spelling of 670332432 in words is "six hundred seventy million, three hundred thirty-two thousand, four hundred thirty-two".