667020364 has 12 divisors (see below), whose sum is σ = 1235949624. Its totient is φ = 313891904.

The previous prime is 667020353. The next prime is 667020407. The reversal of 667020364 is 463020766.

667020364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4904494 + ... + 4904629.

It is an arithmetic number, because the mean of its divisors is an integer number (102995802).

Almost surely, 2^667020364 is an apocalyptic number.

It is an amenable number.

667020364 is a deficient number, since it is larger than the sum of its proper divisors (568929260).

667020364 is a wasteful number, since it uses less digits than its factorization.

667020364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9809144 (or 9809142 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 667020364 is about 25826.7373858953. The cubic root of 667020364 is about 873.7349289631.

The spelling of 667020364 in words is "six hundred sixty-seven million, twenty thousand, three hundred sixty-four".