731372 has 12 divisors (see below), whose sum is σ = 1299480. Its totient is φ = 360096.

The previous prime is 731369. The next prime is 731389. The reversal of 731372 is 273137.

731372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1097 + ... + 1632.

It is an arithmetic number, because the mean of its divisors is an integer number (108290).

2⁷³¹³⁷² is an apocalyptic number.

It is an amenable number.

731372 is a deficient number, since it is larger than the sum of its proper divisors (568108).

731372 is a wasteful number, since it uses less digits than its factorization.

731372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2800 (or 2798 counting only the distinct ones).

The product of its digits is 882, while the sum is 23.

The square root of 731372 is about 855.2028999015. The cubic root of 731372 is about 90.0975074893.

The spelling of 731372 in words is "seven hundred thirty-one thousand, three hundred seventy-two".