331372 has 12 divisors (see below), whose sum is σ = 595840. Its totient is φ = 161136.

The previous prime is 331369. The next prime is 331391. The reversal of 331372 is 273133.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 972 + ... + 1267.

2³³¹³⁷² is an apocalyptic number.

It is an amenable number.

331372 is a deficient number, since it is larger than the sum of its proper divisors (264468).

331372 is a wasteful number, since it uses less digits than its factorization.

331372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2280 (or 2278 counting only the distinct ones).

The product of its digits is 378, while the sum is 19.

The square root of 331372 is about 575.6491987313. The cubic root of 331372 is about 69.1998685776.

It can be divided in two parts, 331 and 372, that added together give a triangular number (703 = T₃₇).

The spelling of 331372 in words is "three hundred thirty-one thousand, three hundred seventy-two".