389261332 has 24 divisors (see below), whose sum is σ = 696681216. Its totient is φ = 190221408.

The previous prime is 389261329. The next prime is 389261333. The reversal of 389261332 is 233162983.

It is a junction number, because it is equal to n+sod(n) for n = 389261291 and 389261300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (389261333) 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, 229078 + ... + 230770.

It is an arithmetic number, because the mean of its divisors is an integer number (29028384).

Almost surely, 2^389261332 is an apocalyptic number.

It is an amenable number.

389261332 is a deficient number, since it is larger than the sum of its proper divisors (307419884).

389261332 is a wasteful number, since it uses less digits than its factorization.

389261332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2967 (or 2965 counting only the distinct ones).

The product of its digits is 46656, while the sum is 37.

The square root of 389261332 is about 19729.7068401941. The cubic root of 389261332 is about 730.1527996903.

The spelling of 389261332 in words is "three hundred eighty-nine million, two hundred sixty-one thousand, three hundred thirty-two".