319972 has 12 divisors (see below), whose sum is σ = 564480. Its totient is φ = 158696.

The previous prime is 319967. The next prime is 319973. The reversal of 319972 is 279913.

319972 is nontrivially palindromic in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (319973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429 + ... + 907.

It is an arithmetic number, because the mean of its divisors is an integer number (47040).

2³¹⁹⁹⁷² is an apocalyptic number.

It is an amenable number.

319972 is a deficient number, since it is larger than the sum of its proper divisors (244508).

319972 is a wasteful number, since it uses less digits than its factorization.

319972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650 (or 648 counting only the distinct ones).

The product of its digits is 3402, while the sum is 31.

The square root of 319972 is about 565.6606756705. The cubic root of 319972 is about 68.3970428369.

The spelling of 319972 in words is "three hundred nineteen thousand, nine hundred seventy-two".