725204466 has 48 divisors (see below), whose sum is σ = 1797379584. Its totient is φ = 207012672.

The previous prime is 725204461. The next prime is 725204489. The reversal of 725204466 is 664402527.

725204466 is a `hidden beast` number, since 72 + 520 + 4 + 4 + 66 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 725204466.

It is not an unprimeable number, because it can be changed into a prime (725204461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 195606 + ... + 199278.

It is an arithmetic number, because the mean of its divisors is an integer number (37445408).

Almost surely, 2^725204466 is an apocalyptic number.

725204466 is an abundant number, since it is smaller than the sum of its proper divisors (1072175118).

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

725204466 is a wasteful number, since it uses less digits than its factorization.

725204466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5255 (or 5252 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 725204466 is about 26929.6206063138. The cubic root of 725204466 is about 898.4353332259.

The spelling of 725204466 in words is "seven hundred twenty-five million, two hundred four thousand, four hundred sixty-six".