327306636 has 48 divisors (see below), whose sum is σ = 854716800. Its totient is φ = 108312336.

The previous prime is 327306619. The next prime is 327306653. The reversal of 327306636 is 636603723.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (327306619) and next prime (327306653).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 327306636.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4111 + ... + 25913.

It is an arithmetic number, because the mean of its divisors is an integer number (17806600).

Almost surely, 2^327306636 is an apocalyptic number.

327306636 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 327306636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (427358400).

327306636 is an abundant number, since it is smaller than the sum of its proper divisors (527410164).

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

327306636 is a wasteful number, since it uses less digits than its factorization.

327306636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21955 (or 21947 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 36.

The square root of 327306636 is about 18091.6178381039. The cubic root of 327306636 is about 689.1571561298.

The spelling of 327306636 in words is "three hundred twenty-seven million, three hundred six thousand, six hundred thirty-six".