325680891 has 8 divisors (see below), whose sum is σ = 441360144. Its totient is φ = 213561120.

The previous prime is 325680889. The next prime is 325680899. The reversal of 325680891 is 198086523.

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

It is not a de Polignac number, because 325680891 - 2¹ = 325680889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (325680899) 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, 889656 + ... + 890021.

It is an arithmetic number, because the mean of its divisors is an integer number (55170018).

Almost surely, 2^325680891 is an apocalyptic number.

325680891 is a deficient number, since it is larger than the sum of its proper divisors (115679253).

325680891 is a wasteful number, since it uses less digits than its factorization.

325680891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779741.

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 325680891 is about 18046.6310152338. The cubic root of 325680891 is about 688.0142381169.

The spelling of 325680891 in words is "three hundred twenty-five million, six hundred eighty thousand, eight hundred ninety-one".