327126664 has 8 divisors (see below), whose sum is σ = 613362510. Its totient is φ = 163563328.

The previous prime is 327126647. The next prime is 327126689. The reversal of 327126664 is 466621723.

It can be written as a sum of positive squares in only one way, i.e., 325513764 + 1612900 = 18042^2 + 1270^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20445409 + ... + 20445424.

Almost surely, 2^327126664 is an apocalyptic number.

It is an amenable number.

327126664 is a deficient number, since it is larger than the sum of its proper divisors (286235846).

327126664 is a wasteful number, since it uses less digits than its factorization.

327126664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40890839 (or 40890835 counting only the distinct ones).

The product of its digits is 72576, while the sum is 37.

The square root of 327126664 is about 18086.6432485412. The cubic root of 327126664 is about 689.0308202337.

The spelling of 327126664 in words is "three hundred twenty-seven million, one hundred twenty-six thousand, six hundred sixty-four".