725252 has 24 divisors (see below), whose sum is σ = 1415232. Its totient is φ = 322400.

The previous prime is 725209. The next prime is 725273. The reversal of 725252 is 252527.

It is an alternating number because its digits alternate between odd and even.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 725252.

It is an unprimeable number.

725252 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2177 + ... + 2487.

It is an arithmetic number, because the mean of its divisors is an integer number (58968).

2⁷²⁵²⁵² is an apocalyptic number.

It is an amenable number.

725252 is a deficient number, since it is larger than the sum of its proper divisors (689980).

725252 is a wasteful number, since it uses less digits than its factorization.

725252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379 (or 377 counting only the distinct ones).

The product of its digits is 1400, while the sum is 23.

The square root of 725252 is about 851.6172849350. The cubic root of 725252 is about 89.8454962307.

Adding to 725252 its reverse (252527), we get a palindrome (977779).

It can be divided in two parts, 72525 and 2, that added together give a palindrome (72527).

The spelling of 725252 in words is "seven hundred twenty-five thousand, two hundred fifty-two".