725244042 has 32 divisors (see below), whose sum is σ = 1459497600. Its totient is φ = 240252480.

The previous prime is 725244031. The next prime is 725244043. The reversal of 725244042 is 240442527.

It is not an unprimeable number, because it can be changed into a prime (725244043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1210459 + ... + 1211057.

It is an arithmetic number, because the mean of its divisors is an integer number (45609300).

Almost surely, 2^725244042 is an apocalyptic number.

725244042 is an abundant number, since it is smaller than the sum of its proper divisors (734253558).

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

725244042 is a wasteful number, since it uses less digits than its factorization.

725244042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518.

The product of its (nonzero) digits is 17920, while the sum is 30.

The square root of 725244042 is about 26930.3554005513. The cubic root of 725244042 is about 898.4516761249.

Adding to 725244042 its reverse (240442527), we get a palindrome (965686569).

The spelling of 725244042 in words is "seven hundred twenty-five million, two hundred forty-four thousand, forty-two".