725005546 has 8 divisors (see below), whose sum is σ = 1087692480. Its totient is φ = 362441388.

The previous prime is 725005493. The next prime is 725005549. The reversal of 725005546 is 645500527.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (725005549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14146 + ... + 40621.

It is an arithmetic number, because the mean of its divisors is an integer number (135961560).

Almost surely, 2^725005546 is an apocalyptic number.

725005546 is a deficient number, since it is larger than the sum of its proper divisors (362686934).

725005546 is a wasteful number, since it uses less digits than its factorization.

725005546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61388.

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 725005546 is about 26925.9270221101. The cubic root of 725005546 is about 898.3531802572.

The spelling of 725005546 in words is "seven hundred twenty-five million, five thousand, five hundred forty-six".