325557 has 12 divisors (see below), whose sum is σ = 478764. Its totient is φ = 213120.

The previous prime is 325543. The next prime is 325571. The reversal of 325557 is 755523.

It is an interprime number because it is at equal distance from previous prime (325543) and next prime (325571).

It can be written as a sum of positive squares in 2 ways, for example, as 86436 + 239121 = 294^2 + 489^2 .

It is not a de Polignac number, because 325557 - 2⁴ = 325541 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 325557.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 325557.

It is not an unprimeable number, because it can be changed into a prime (325517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 253 + ... + 845.

It is an arithmetic number, because the mean of its divisors is an integer number (39897).

2³²⁵⁵⁵⁷ is an apocalyptic number.

It is an amenable number.

325557 is a deficient number, since it is larger than the sum of its proper divisors (153207).

325557 is a wasteful number, since it uses less digits than its factorization.

325557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660 (or 657 counting only the distinct ones).

The product of its digits is 5250, while the sum is 27.

The square root of 325557 is about 570.5760247329. The cubic root of 325557 is about 68.7926985446.

The spelling of 325557 in words is "three hundred twenty-five thousand, five hundred fifty-seven".