325539 has 10 divisors (see below), whose sum is σ = 486420. Its totient is φ = 216972.

The previous prime is 325537. The next prime is 325541. The reversal of 325539 is 935523.

It is an interprime number because it is at equal distance from previous prime (325537) and next prime (325541).

It is not a de Polignac number, because 325539 - 2¹ = 325537 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 325539.

It is not an unprimeable number, because it can be changed into a prime (325537) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1929 + ... + 2090.

It is an arithmetic number, because the mean of its divisors is an integer number (48642).

2³²⁵⁵³⁹ is an apocalyptic number.

325539 is a deficient number, since it is larger than the sum of its proper divisors (160881).

325539 is an equidigital number, since it uses as much as digits as its factorization.

325539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4031 (or 4022 counting only the distinct ones).

The product of its digits is 4050, while the sum is 27.

The square root of 325539 is about 570.5602509814. The cubic root of 325539 is about 68.7914306751.

Subtracting from 325539 its product of digits (4050), we obtain a square (321489 = 567²).

The spelling of 325539 in words is "three hundred twenty-five thousand, five hundred thirty-nine".