388853632 has 16 divisors (see below), whose sum is σ = 774669600. Its totient is φ = 194426752.

The previous prime is 388853629. The next prime is 388853651. The reversal of 388853632 is 236358883.

It is a tau number, because it is divible by the number of its divisors (16).

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1518832 + ... + 1519087.

It is an arithmetic number, because the mean of its divisors is an integer number (48416850).

Almost surely, 2^388853632 is an apocalyptic number.

388853632 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

388853632 is a deficient number, since it is larger than the sum of its proper divisors (385815968).

388853632 is an equidigital number, since it uses as much as digits as its factorization.

388853632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3037933 (or 3037921 counting only the distinct ones).

The product of its digits is 829440, while the sum is 46.

The square root of 388853632 is about 19719.3719981139. The cubic root of 388853632 is about 729.8977976642.

The spelling of 388853632 in words is "three hundred eighty-eight million, eight hundred fifty-three thousand, six hundred thirty-two".