725234322 has 32 divisors (see below), whose sum is σ = 1489328064. Its totient is φ = 235296000.

The previous prime is 725234309. The next prime is 725234327. The reversal of 725234322 is 223432527.

It is a self number, because there is not a number n which added to its sum of digits gives 725234322.

It is not an unprimeable number, because it can be changed into a prime (725234327) 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, 109197 + ... + 115647.

It is an arithmetic number, because the mean of its divisors is an integer number (46541502).

Almost surely, 2^725234322 is an apocalyptic number.

725234322 is an abundant number, since it is smaller than the sum of its proper divisors (764093742).

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

725234322 is a wasteful number, since it uses less digits than its factorization.

725234322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6954.

The product of its digits is 20160, while the sum is 30.

The square root of 725234322 is about 26930.1749344485. The cubic root of 725234322 is about 898.4476623084.

Adding to 725234322 its reverse (223432527), we get a palindrome (948666849).

The spelling of 725234322 in words is "seven hundred twenty-five million, two hundred thirty-four thousand, three hundred twenty-two".