332989428 has 48 divisors (see below), whose sum is σ = 788824064. Its totient is φ = 109317600.

The previous prime is 332989411. The next prime is 332989429. The reversal of 332989428 is 824989233.

It is a super-2 number, since 2×332989428² = 221763918319534368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332989429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229401 + ... + 230847.

Almost surely, 2^332989428 is an apocalyptic number.

It is an amenable number.

332989428 is an abundant number, since it is smaller than the sum of its proper divisors (455834636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

332989428 is a wasteful number, since it uses less digits than its factorization.

332989428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1732 (or 1730 counting only the distinct ones).

The product of its digits is 746496, while the sum is 48.

The square root of 332989428 is about 18247.9979175799. The cubic root of 332989428 is about 693.1227416590.

The spelling of 332989428 in words is "three hundred thirty-two million, nine hundred eighty-nine thousand, four hundred twenty-eight".