325961 has 4 divisors (see below), whose sum is σ = 330624. Its totient is φ = 321300.

The previous prime is 325957. The next prime is 325987. The reversal of 325961 is 169523.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 325961 - 2² = 325957 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 325961.

It is not an unprimeable number, because it can be changed into a prime (325901) 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, 2225 + ... + 2366.

It is an arithmetic number, because the mean of its divisors is an integer number (82656).

2³²⁵⁹⁶¹ is an apocalyptic number.

It is an amenable number.

325961 is a deficient number, since it is larger than the sum of its proper divisors (4663).

325961 is an equidigital number, since it uses as much as digits as its factorization.

325961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4662.

The product of its digits is 1620, while the sum is 26.

The square root of 325961 is about 570.9299431629. The cubic root of 325961 is about 68.8211428845.

The spelling of 325961 in words is "three hundred twenty-five thousand, nine hundred sixty-one".