326984166 has 12 divisors (see below), whose sum is σ = 708465732. Its totient is φ = 108994716.

The previous prime is 326984159. The next prime is 326984209. The reversal of 326984166 is 661489623.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 9082876 + ... + 9082911.

It is an arithmetic number, because the mean of its divisors is an integer number (59038811).

Almost surely, 2^326984166 is an apocalyptic number.

326984166 is an abundant number, since it is smaller than the sum of its proper divisors (381481566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

326984166 is a wasteful number, since it uses less digits than its factorization.

326984166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18165795 (or 18165792 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 326984166 is about 18082.7035036247. The cubic root of 326984166 is about 688.9307572869.

It can be divided in two parts, 32698 and 4166, that added together give a square (36864 = 192²).

The spelling of 326984166 in words is "three hundred twenty-six million, nine hundred eighty-four thousand, one hundred sixty-six".