725864416 has 12 divisors (see below), whose sum is σ = 1429045632. Its totient is φ = 362932192.

The previous prime is 725864413. The next prime is 725864441. The reversal of 725864416 is 614468527.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725864413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11341600 + ... + 11341663.

It is an arithmetic number, because the mean of its divisors is an integer number (119087136).

Almost surely, 2^725864416 is an apocalyptic number.

It is an amenable number.

725864416 is a deficient number, since it is larger than the sum of its proper divisors (703181216).

725864416 is a wasteful number, since it uses less digits than its factorization.

725864416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22683273 (or 22683265 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The square root of 725864416 is about 26941.8710560347. The cubic root of 725864416 is about 898.7077817375.

The spelling of 725864416 in words is "seven hundred twenty-five million, eight hundred sixty-four thousand, four hundred sixteen".