386945004 has 24 divisors (see below), whose sum is σ = 913752000. Its totient is φ = 127427344.

The previous prime is 386944993. The next prime is 386945011. The reversal of 386945004 is 400549683.

It is a super-2 number, since 2×386945004² = 299452872241120032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193254 + ... + 195245.

It is an arithmetic number, because the mean of its divisors is an integer number (38073000).

Almost surely, 2^386945004 is an apocalyptic number.

It is an amenable number.

386945004 is an abundant number, since it is smaller than the sum of its proper divisors (526806996).

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

386945004 is a wasteful number, since it uses less digits than its factorization.

386945004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388589 (or 388587 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 386945004 is about 19670.9177213469. The cubic root of 386945004 is about 728.7016416026.

The spelling of 386945004 in words is "three hundred eighty-six million, nine hundred forty-five thousand, four".