320525252 has 12 divisors (see below), whose sum is σ = 562484160. Its totient is φ = 159815496.

The previous prime is 320525251. The next prime is 320525273. The reversal of 320525252 is 252525023.

It is a happy number.

320525252 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (320525251) 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, 110168 + ... + 113039.

It is an arithmetic number, because the mean of its divisors is an integer number (46873680).

Almost surely, 2^320525252 is an apocalyptic number.

It is an amenable number.

320525252 is a deficient number, since it is larger than the sum of its proper divisors (241958908).

320525252 is a wasteful number, since it uses less digits than its factorization.

320525252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223570 (or 223568 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 320525252 is about 17903.2190401615. The cubic root of 320525252 is about 684.3644108840.

The spelling of 320525252 in words is "three hundred twenty million, five hundred twenty-five thousand, two hundred fifty-two".