386000990 has 16 divisors (see below), whose sum is σ = 697027248. Its totient is φ = 153905856.

The previous prime is 386000987. The next prime is 386001037. The reversal of 386000990 is 99000683.

It is a self number, because there is not a number n which added to its sum of digits gives 386000990.

It is a congruent number.

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, 58532 + ... + 64791.

It is an arithmetic number, because the mean of its divisors is an integer number (43564203).

Almost surely, 2^386000990 is an apocalyptic number.

386000990 is a deficient number, since it is larger than the sum of its proper divisors (311026258).

386000990 is a wasteful number, since it uses less digits than its factorization.

386000990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123643.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 386000990 is about 19646.9078992090. The cubic root of 386000990 is about 728.1085644457.

The spelling of 386000990 in words is "three hundred eighty-six million, nine hundred ninety", and thus it is an aban number.