724790 has 24 divisors (see below), whose sum is σ = 1436400. Its totient is φ = 263120.

The previous prime is 724783. The next prime is 724807. The reversal of 724790 is 97427.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 911 + ... + 1509.

It is an arithmetic number, because the mean of its divisors is an integer number (59850).

2⁷²⁴⁷⁹⁰ is an apocalyptic number.

724790 is a deficient number, since it is larger than the sum of its proper divisors (711610).

724790 is a wasteful number, since it uses less digits than its factorization.

724790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628 (or 617 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 724790 is about 851.3459931191. The cubic root of 724790 is about 89.8264143868.

It can be divided in two parts, 7247 and 90, that added together give a palindrome (7337).

The spelling of 724790 in words is "seven hundred twenty-four thousand, seven hundred ninety".