724504704 has 256 divisors, whose sum is σ = 2432332800. Its totient is φ = 185610240.

The previous prime is 724504699. The next prime is 724504741. The reversal of 724504704 is 407405427.

It is a super-2 number, since 2×724504704² = 1049814132236255232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

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 31 ways as a sum of consecutive naturals, for example, 3163662 + ... + 3163890.

It is an arithmetic number, because the mean of its divisors is an integer number (9501300).

Almost surely, 2^724504704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 724504704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1216166400).

724504704 is an abundant number, since it is smaller than the sum of its proper divisors (1707828096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

724504704 is a wasteful number, since it uses less digits than its factorization.

724504704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 33.

The square root of 724504704 is about 26916.6250484714. The cubic root of 724504704 is about 898.1462684379.

The spelling of 724504704 in words is "seven hundred twenty-four million, five hundred four thousand, seven hundred four".