670558632 has 16 divisors (see below), whose sum is σ = 1676396640. Its totient is φ = 223519536.

The previous prime is 670558631. The next prime is 670558643. The reversal of 670558632 is 236855076.

It is a super-2 number, since 2×670558632² = 899297757899422848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (670558631) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 13969948 + ... + 13969995.

It is an arithmetic number, because the mean of its divisors is an integer number (104774790).

Almost surely, 2^670558632 is an apocalyptic number.

It is an amenable number.

670558632 is an abundant number, since it is smaller than the sum of its proper divisors (1005838008).

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

670558632 is a wasteful number, since it uses less digits than its factorization.

670558632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27939952 (or 27939948 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 670558632 is about 25895.1468812208. The cubic root of 670558632 is about 875.2771397494.

The spelling of 670558632 in words is "six hundred seventy million, five hundred fifty-eight thousand, six hundred thirty-two".