724364 has 12 divisors (see below), whose sum is σ = 1294944. Its totient is φ = 354384.

The previous prime is 724331. The next prime is 724393. The reversal of 724364 is 463427.

It is a happy number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 724364.

It is an unprimeable number.

724364 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1739 + ... + 2114.

It is an arithmetic number, because the mean of its divisors is an integer number (107912).

2⁷²⁴³⁶⁴ is an apocalyptic number.

It is an amenable number.

724364 is a deficient number, since it is larger than the sum of its proper divisors (570580).

724364 is a wasteful number, since it uses less digits than its factorization.

724364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3904 (or 3902 counting only the distinct ones).

The product of its digits is 4032, while the sum is 26.

The square root of 724364 is about 851.0957642945. The cubic root of 724364 is about 89.8088122529.

The spelling of 724364 in words is "seven hundred twenty-four thousand, three hundred sixty-four".