325233421 has 4 divisors (see below), whose sum is σ = 325408572. Its totient is φ = 325058272.

The previous prime is 325233413. The next prime is 325233439. The reversal of 325233421 is 124332523.

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

It can be written as a sum of positive squares in 2 ways, for example, as 262602025 + 62631396 = 16205^2 + 7914^2 .

It is a cyclic number.

It is not a de Polignac number, because 325233421 - 2³ = 325233413 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 (325233401) 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, 84760 + ... + 88513.

It is an arithmetic number, because the mean of its divisors is an integer number (81352143).

Almost surely, 2^325233421 is an apocalyptic number.

It is an amenable number.

325233421 is a deficient number, since it is larger than the sum of its proper divisors (175151).

325233421 is a wasteful number, since it uses less digits than its factorization.

325233421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175150.

The product of its digits is 4320, while the sum is 25.

The square root of 325233421 is about 18034.2291490377. The cubic root of 325233421 is about 687.6989941209.

Adding to 325233421 its reverse (124332523), we get a palindrome (449565944).

The spelling of 325233421 in words is "three hundred twenty-five million, two hundred thirty-three thousand, four hundred twenty-one".