725277448 has 16 divisors (see below), whose sum is σ = 1554166080. Its totient is φ = 310833168.

The previous prime is 725277437. The next prime is 725277451. The reversal of 725277448 is 844772527.

725277448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 725277398 and 725277407.

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, 6475636 + ... + 6475747.

It is an arithmetic number, because the mean of its divisors is an integer number (97135380).

Almost surely, 2^725277448 is an apocalyptic number.

It is an amenable number.

725277448 is an abundant number, since it is smaller than the sum of its proper divisors (828888632).

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

725277448 is a wasteful number, since it uses less digits than its factorization.

725277448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12951396 (or 12951392 counting only the distinct ones).

The product of its digits is 878080, while the sum is 46.

The square root of 725277448 is about 26930.9756228771. The cubic root of 725277448 is about 898.4654706612.

The spelling of 725277448 in words is "seven hundred twenty-five million, two hundred seventy-seven thousand, four hundred forty-eight".