725947056 has 80 divisors (see below), whose sum is σ = 2206332000. Its totient is φ = 227745792.

The previous prime is 725947051. The next prime is 725947081. The reversal of 725947056 is 650749527.

725947056 is a `hidden beast` number, since 7 + 2 + 594 + 7 + 0 + 56 = 666.

It is not an unprimeable number, because it can be changed into a prime (725947051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42081 + ... + 56768.

It is an arithmetic number, because the mean of its divisors is an integer number (27579150).

Almost surely, 2^725947056 is an apocalyptic number.

It is an amenable number.

725947056 is an abundant number, since it is smaller than the sum of its proper divisors (1480384944).

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

725947056 is a wasteful number, since it uses less digits than its factorization.

725947056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98883 (or 98871 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 45.

The square root of 725947056 is about 26943.4046846348. The cubic root of 725947056 is about 898.7418865423.

The spelling of 725947056 in words is "seven hundred twenty-five million, nine hundred forty-seven thousand, fifty-six".