725486824 has 32 divisors (see below), whose sum is σ = 1398862080. Its totient is φ = 352482624.

The previous prime is 725486819. The next prime is 725486851. The reversal of 725486824 is 428684527.

725486824 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×725486824² = 1052662263595213952, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 391869 + ... + 393715.

It is an arithmetic number, because the mean of its divisors is an integer number (43714440).

Almost surely, 2^725486824 is an apocalyptic number.

725486824 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

725486824 is a deficient number, since it is larger than the sum of its proper divisors (673375256).

725486824 is a wasteful number, since it uses less digits than its factorization.

725486824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3217 (or 3213 counting only the distinct ones).

The product of its digits is 860160, while the sum is 46.

The square root of 725486824 is about 26934.8626133493. The cubic root of 725486824 is about 898.5519198803.

The spelling of 725486824 in words is "seven hundred twenty-five million, four hundred eighty-six thousand, eight hundred twenty-four".