325420279 has 4 divisors (see below), whose sum is σ = 325631376. Its totient is φ = 325209184.

The previous prime is 325420253. The next prime is 325420289. The reversal of 325420279 is 972024523.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 325420279 - 2²⁷ = 191202551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325420289) 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, 103219 + ... + 106324.

It is an arithmetic number, because the mean of its divisors is an integer number (81407844).

Almost surely, 2^325420279 is an apocalyptic number.

325420279 is a deficient number, since it is larger than the sum of its proper divisors (211097).

325420279 is a wasteful number, since it uses less digits than its factorization.

325420279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211096.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 325420279 is about 18039.4090535139. The cubic root of 325420279 is about 687.8306712985.

The spelling of 325420279 in words is "three hundred twenty-five million, four hundred twenty thousand, two hundred seventy-nine".