725526573 has 32 divisors (see below), whose sum is σ = 1026600960. Its totient is φ = 455051520.

The previous prime is 725526551. The next prime is 725526583. The reversal of 725526573 is 375625527.

It is a happy number.

It is not a de Polignac number, because 725526573 - 2⁶ = 725526509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725526523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1675365 + ... + 1675797.

It is an arithmetic number, because the mean of its divisors is an integer number (32081280).

Almost surely, 2^725526573 is an apocalyptic number.

It is an amenable number.

725526573 is a deficient number, since it is larger than the sum of its proper divisors (301074387).

725526573 is a wasteful number, since it uses less digits than its factorization.

725526573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929.

The product of its digits is 441000, while the sum is 42.

The square root of 725526573 is about 26935.6004759500. The cubic root of 725526573 is about 898.5683299592.

The spelling of 725526573 in words is "seven hundred twenty-five million, five hundred twenty-six thousand, five hundred seventy-three".