670045360 has 40 divisors (see below), whose sum is σ = 1562891040. Its totient is φ = 267151872.

The previous prime is 670045349. The next prime is 670045391. The reversal of 670045360 is 63540076.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11661 + ... + 38419.

It is an arithmetic number, because the mean of its divisors is an integer number (39072276).

Almost surely, 2^670045360 is an apocalyptic number.

It is an amenable number.

670045360 is an abundant number, since it is smaller than the sum of its proper divisors (892845680).

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

670045360 is a wasteful number, since it uses less digits than its factorization.

670045360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27085 (or 27079 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 670045360 is about 25885.2344011021. The cubic root of 670045360 is about 875.0537588739.

The spelling of 670045360 in words is "six hundred seventy million, forty-five thousand, three hundred sixty".