386987116 has 12 divisors (see below), whose sum is σ = 717064488. Its totient is φ = 182111552.

The previous prime is 386987071. The next prime is 386987119. The reversal of 386987116 is 611789683.

It is a self number, because there is not a number n which added to its sum of digits gives 386987116.

It is not an unprimeable number, because it can be changed into a prime (386987119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2845426 + ... + 2845561.

It is an arithmetic number, because the mean of its divisors is an integer number (59755374).

Almost surely, 2^386987116 is an apocalyptic number.

It is an amenable number.

386987116 is a deficient number, since it is larger than the sum of its proper divisors (330077372).

386987116 is a wasteful number, since it uses less digits than its factorization.

386987116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5691008 (or 5691006 counting only the distinct ones).

The product of its digits is 435456, while the sum is 49.

The square root of 386987116 is about 19671.9881049171. The cubic root of 386987116 is about 728.7280759968.

The spelling of 386987116 in words is "three hundred eighty-six million, nine hundred eighty-seven thousand, one hundred sixteen".