326212056 has 128 divisors (see below), whose sum is σ = 933120000. Its totient is φ = 105557760.

The previous prime is 326212049. The next prime is 326212111. The reversal of 326212056 is 650212623.

326212056 is a `hidden beast` number, since 32 + 621 + 2 + 0 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1364785 + ... + 1365023.

It is an arithmetic number, because the mean of its divisors is an integer number (7290000).

Almost surely, 2^326212056 is an apocalyptic number.

326212056 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 326212056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (466560000).

326212056 is an abundant number, since it is smaller than the sum of its proper divisors (606907944).

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

326212056 is a wasteful number, since it uses less digits than its factorization.

326212056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414 (or 404 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 326212056 is about 18061.3414784174. The cubic root of 326212056 is about 688.3880709063.

Adding to 326212056 its reverse (650212623), we get a palindrome (976424679).

The spelling of 326212056 in words is "three hundred twenty-six million, two hundred twelve thousand, fifty-six".