725247416 has 16 divisors (see below), whose sum is σ = 1361963400. Its totient is φ = 362057184.

The previous prime is 725247407. The next prime is 725247451. The reversal of 725247416 is 614742527.

It is a self number, because there is not a number n which added to its sum of digits gives 725247416.

It is a congruent number.

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, 65351 + ... + 75638.

Almost surely, 2^725247416 is an apocalyptic number.

It is an amenable number.

725247416 is a deficient number, since it is larger than the sum of its proper divisors (636715984).

725247416 is a wasteful number, since it uses less digits than its factorization.

725247416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141638 (or 141634 counting only the distinct ones).

The product of its digits is 94080, while the sum is 38.

The square root of 725247416 is about 26930.4180435433. The cubic root of 725247416 is about 898.4530693898.

The spelling of 725247416 in words is "seven hundred twenty-five million, two hundred forty-seven thousand, four hundred sixteen".