725740475 has 12 divisors (see below), whose sum is σ = 902009976. Its totient is φ = 579242880.

The previous prime is 725740451. The next prime is 725740481. The reversal of 725740475 is 574047527.

It is not a de Polignac number, because 725740475 - 2¹² = 725736379 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22697 + ... + 44346.

It is an arithmetic number, because the mean of its divisors is an integer number (75167498).

Almost surely, 2^725740475 is an apocalyptic number.

725740475 is a deficient number, since it is larger than the sum of its proper divisors (176269501).

725740475 is a wasteful number, since it uses less digits than its factorization.

725740475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67486 (or 67481 counting only the distinct ones).

The product of its (nonzero) digits is 274400, while the sum is 41.

The square root of 725740475 is about 26939.5708020748. The cubic root of 725740475 is about 898.6566275187.

The spelling of 725740475 in words is "seven hundred twenty-five million, seven hundred forty thousand, four hundred seventy-five".