326634056 has 64 divisors (see below), whose sum is σ = 744266880. Its totient is φ = 131189760.

The previous prime is 326634043. The next prime is 326634059. The reversal of 326634056 is 650436623.

It is a super-2 number, since 2×326634056² = 213379613078022272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (326634059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278351 + ... + 279521.

It is an arithmetic number, because the mean of its divisors is an integer number (11629170).

Almost surely, 2^326634056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326634056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (372133440).

326634056 is an abundant number, since it is smaller than the sum of its proper divisors (417632824).

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

326634056 is a wasteful number, since it uses less digits than its factorization.

326634056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494 (or 1490 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

The square root of 326634056 is about 18073.0201128644. The cubic root of 326634056 is about 688.6847844330.

The spelling of 326634056 in words is "three hundred twenty-six million, six hundred thirty-four thousand, fifty-six".