725324039 has 4 divisors (see below), whose sum is σ = 791262600. Its totient is φ = 659385480.

The previous prime is 725324009. The next prime is 725324059. The reversal of 725324039 is 930423527.

725324039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 725324039 - 2⁸ = 725323783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725324009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32969264 + ... + 32969285.

It is an arithmetic number, because the mean of its divisors is an integer number (197815650).

Almost surely, 2^725324039 is an apocalyptic number.

725324039 is a deficient number, since it is larger than the sum of its proper divisors (65938561).

725324039 is a wasteful number, since it uses less digits than its factorization.

725324039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65938560.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 725324039 is about 26931.8406166381. The cubic root of 725324039 is about 898.4847090499.

The spelling of 725324039 in words is "seven hundred twenty-five million, three hundred twenty-four thousand, thirty-nine".