325221626 has 8 divisors (see below), whose sum is σ = 487918944. Its totient is φ = 162581980.

The previous prime is 325221593. The next prime is 325221641. The reversal of 325221626 is 626122523.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4811 + ... + 25953.

It is an arithmetic number, because the mean of its divisors is an integer number (60989868).

Almost surely, 2^325221626 is an apocalyptic number.

325221626 is a deficient number, since it is larger than the sum of its proper divisors (162697318).

325221626 is a wasteful number, since it uses less digits than its factorization.

325221626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28836.

The product of its digits is 8640, while the sum is 29.

The square root of 325221626 is about 18033.9021290457. The cubic root of 325221626 is about 687.6906805968.

The spelling of 325221626 in words is "three hundred twenty-five million, two hundred twenty-one thousand, six hundred twenty-six".