386222684 has 12 divisors (see below), whose sum is σ = 678521424. Its totient is φ = 192359424.

The previous prime is 386222663. The next prime is 386222699. The reversal of 386222684 is 486222683.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 186824 + ... + 188879.

It is an arithmetic number, because the mean of its divisors is an integer number (56543452).

Almost surely, 2^386222684 is an apocalyptic number.

It is an amenable number.

386222684 is a deficient number, since it is larger than the sum of its proper divisors (292298740).

386222684 is a wasteful number, since it uses less digits than its factorization.

386222684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375964 (or 375962 counting only the distinct ones).

The product of its digits is 221184, while the sum is 41.

The square root of 386222684 is about 19652.5490458617. The cubic root of 386222684 is about 728.2479305886.

Subtracting 386222684 from its reverse (486222683), we obtain a palindrome (99999999).

The spelling of 386222684 in words is "three hundred eighty-six million, two hundred twenty-two thousand, six hundred eighty-four".