726472 has 16 divisors (see below), whose sum is σ = 1382400. Its totient is φ = 357840.

The previous prime is 726469. The next prime is 726487. The reversal of 726472 is 274627.

It is a plaindrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 726472.

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, 72 + ... + 1207.

It is an arithmetic number, because the mean of its divisors is an integer number (86400).

2⁷²⁶⁴⁷² is an apocalyptic number.

It is an amenable number.

726472 is a deficient number, since it is larger than the sum of its proper divisors (655928).

726472 is a wasteful number, since it uses less digits than its factorization.

726472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356 (or 1352 counting only the distinct ones).

The product of its digits is 4704, while the sum is 28.

The square root of 726472 is about 852.3332681528. Note that the first 3 decimals coincide. The cubic root of 726472 is about 89.8958465921.

The spelling of 726472 in words is "seven hundred twenty-six thousand, four hundred seventy-two".