726465328 has 20 divisors (see below), whose sum is σ = 1407988008. Its totient is φ = 363113600.

The previous prime is 726465319. The next prime is 726465353. The reversal of 726465328 is 823564627.

It is a super-2 number, since 2×726465328² = 1055503745572295168, which contains 22 as substring.

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, 63228 + ... + 73828.

Almost surely, 2^726465328 is an apocalyptic number.

It is an amenable number.

726465328 is a deficient number, since it is larger than the sum of its proper divisors (681522680).

726465328 is a wasteful number, since it uses less digits than its factorization.

726465328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14892 (or 14886 counting only the distinct ones).

The product of its digits is 483840, while the sum is 43.

The square root of 726465328 is about 26953.0207583491. The cubic root of 726465328 is about 898.9557138676.

The spelling of 726465328 in words is "seven hundred twenty-six million, four hundred sixty-five thousand, three hundred twenty-eight".