670722032 has 10 divisors (see below), whose sum is σ = 1299523968. Its totient is φ = 335361008.

The previous prime is 670721999. The next prime is 670722053. The reversal of 670722032 is 230227076.

It is a junction number, because it is equal to n+sod(n) for n = 670721986 and 670722004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20960048 + ... + 20960079.

Almost surely, 2^670722032 is an apocalyptic number.

It is an amenable number.

670722032 is a deficient number, since it is larger than the sum of its proper divisors (628801936).

670722032 is a wasteful number, since it uses less digits than its factorization.

670722032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41920135 (or 41920129 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 670722032 is about 25898.3017203831. The cubic root of 670722032 is about 875.3482290682.

The spelling of 670722032 in words is "six hundred seventy million, seven hundred twenty-two thousand, thirty-two".