386663662 has 16 divisors (see below), whose sum is σ = 723111552. Its totient is φ = 150648120.

The previous prime is 386663659. The next prime is 386663663. The reversal of 386663662 is 266366683.

It is a super-2 number, since 2×386663662² = 299017575022500488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (386663663) by changing a digit.

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, 1255248 + ... + 1255555.

It is an arithmetic number, because the mean of its divisors is an integer number (45194472).

Almost surely, 2^386663662 is an apocalyptic number.

386663662 is a deficient number, since it is larger than the sum of its proper divisors (336447890).

386663662 is a wasteful number, since it uses less digits than its factorization.

386663662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2510823.

The product of its digits is 1119744, while the sum is 46.

The square root of 386663662 is about 19663.7652040498. The cubic root of 386663662 is about 728.5249893800.

It can be divided in two parts, 3866 and 63662, that added together give a triangular number (67528 = T₃₆₇).

The spelling of 386663662 in words is "three hundred eighty-six million, six hundred sixty-three thousand, six hundred sixty-two".