327900861 has 12 divisors (see below), whose sum is σ = 477043840. Its totient is φ = 217027080.

The previous prime is 327900851. The next prime is 327900863. The reversal of 327900861 is 168009723.

It is not a de Polignac number, because 327900861 - 2⁵ = 327900829 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 (327900863) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 129805 + ... + 132306.

Almost surely, 2^327900861 is an apocalyptic number.

It is an amenable number.

327900861 is a deficient number, since it is larger than the sum of its proper divisors (149142979).

327900861 is a wasteful number, since it uses less digits than its factorization.

327900861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262256 (or 262253 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 327900861 is about 18108.0330516597. The cubic root of 327900861 is about 689.5739587967.

The spelling of 327900861 in words is "three hundred twenty-seven million, nine hundred thousand, eight hundred sixty-one".