332403872 has 12 divisors (see below), whose sum is σ = 654420186. Its totient is φ = 166201920.

The previous prime is 332403791. The next prime is 332403901. The reversal of 332403872 is 278304233.

It can be written as a sum of positive squares in only one way, i.e., 195888016 + 136515856 = 13996^2 + 11684^2 .

It is a super-4 number, since 4×332403872⁴ (a number of 35 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 10387621 = 332403872 / (3 + 3 + 2 + 4 + 0 + 3 + 8 + 7 + 2).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5193779 + ... + 5193842.

Almost surely, 2^332403872 is an apocalyptic number.

332403872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

332403872 is a deficient number, since it is larger than the sum of its proper divisors (322016314).

332403872 is a wasteful number, since it uses less digits than its factorization.

332403872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10387631 (or 10387623 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 332403872 is about 18231.9464676704. The cubic root of 332403872 is about 692.7162219328.

The spelling of 332403872 in words is "three hundred thirty-two million, four hundred three thousand, eight hundred seventy-two".