332149538 has 30 divisors (see below), whose sum is σ = 583445499. Its totient is φ = 141808548.

The previous prime is 332149529. The next prime is 332149541. The reversal of 332149538 is 835941233.

It can be written as a sum of positive squares in only one way, i.e., 166074769 + 166074769 = 12887^2 + 12887^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=12887.

It is a super-2 number, since 2×332149538² = 220646631187226888, which contains 22 as substring.

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 14 ways as a sum of consecutive naturals, for example, 1262795 + ... + 1263057.

Almost surely, 2^332149538 is an apocalyptic number.

332149538 is a deficient number, since it is larger than the sum of its proper divisors (251295961).

332149538 is an frugal number, since it uses more digits than its factorization.

332149538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556 (or 272 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 332149538 is about 18224.9701783021. The cubic root of 332149538 is about 692.5395029315.

The spelling of 332149538 in words is "three hundred thirty-two million, one hundred forty-nine thousand, five hundred thirty-eight".