325664215 has 8 divisors (see below), whose sum is σ = 391404960. Its totient is φ = 260126112.

The previous prime is 325664203. The next prime is 325664239. The reversal of 325664215 is 512466523.

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

It is a cyclic number.

It is not a de Polignac number, because 325664215 - 2²¹ = 323567063 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47100 + ... + 53569.

It is an arithmetic number, because the mean of its divisors is an integer number (48925620).

Almost surely, 2^325664215 is an apocalyptic number.

325664215 is a deficient number, since it is larger than the sum of its proper divisors (65740745).

325664215 is a wasteful number, since it uses less digits than its factorization.

325664215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101321.

The product of its digits is 43200, while the sum is 34.

The square root of 325664215 is about 18046.1689840254. The cubic root of 325664215 is about 688.0024950051.

The spelling of 325664215 in words is "three hundred twenty-five million, six hundred sixty-four thousand, two hundred fifteen".