385533968 has 20 divisors (see below), whose sum is σ = 754370988. Its totient is φ = 190857600.

The previous prime is 385533943. The next prime is 385533979. The reversal of 385533968 is 869335583.

It can be written as a sum of positive squares in 2 ways, for example, as 204146944 + 181387024 = 14288^2 + 13468^2 .

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, 117671 + ... + 120902.

Almost surely, 2^385533968 is an apocalyptic number.

It is an amenable number.

385533968 is a deficient number, since it is larger than the sum of its proper divisors (368837020).

385533968 is a wasteful number, since it uses less digits than its factorization.

385533968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238682 (or 238676 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 50.

The square root of 385533968 is about 19635.0189202863. The cubic root of 385533968 is about 727.8148001307.

The spelling of 385533968 in words is "three hundred eighty-five million, five hundred thirty-three thousand, nine hundred sixty-eight".