325217643 has 8 divisors (see below), whose sum is σ = 443707968. Its totient is φ = 211769544.

The previous prime is 325217639. The next prime is 325217653. The reversal of 325217643 is 346712523.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 325217643 - 2² = 325217639 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (325217603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1260405 + ... + 1260662.

It is an arithmetic number, because the mean of its divisors is an integer number (55463496).

Almost surely, 2^325217643 is an apocalyptic number.

325217643 is a deficient number, since it is larger than the sum of its proper divisors (118490325).

325217643 is a wasteful number, since it uses less digits than its factorization.

325217643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2521113.

The product of its digits is 30240, while the sum is 33.

The square root of 325217643 is about 18033.7916978100. The cubic root of 325217643 is about 687.6878731951.

The spelling of 325217643 in words is "three hundred twenty-five million, two hundred seventeen thousand, six hundred forty-three".