326555052 has 48 divisors (see below), whose sum is σ = 814074240. Its totient is φ = 101578752.

The previous prime is 326555041. The next prime is 326555069. The reversal of 326555052 is 250555623.

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 15 ways as a sum of consecutive naturals, for example, 4588 + ... + 25964.

It is an arithmetic number, because the mean of its divisors is an integer number (16959880).

Almost surely, 2^326555052 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 326555052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (407037120).

326555052 is an abundant number, since it is smaller than the sum of its proper divisors (487519188).

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

326555052 is a wasteful number, since it uses less digits than its factorization.

326555052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21470 (or 21468 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 326555052 is about 18070.8342917531. The cubic root of 326555052 is about 688.6292551753.

The spelling of 326555052 in words is "three hundred twenty-six million, five hundred fifty-five thousand, fifty-two".