326517252 has 12 divisors (see below), whose sum is σ = 761873616. Its totient is φ = 108839080.

The previous prime is 326517227. The next prime is 326517287. The reversal of 326517252 is 252715623.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×326517252² = 213227031707263008, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 13604874 + ... + 13604897.

It is an arithmetic number, because the mean of its divisors is an integer number (63489468).

Almost surely, 2^326517252 is an apocalyptic number.

It is an amenable number.

326517252 is an abundant number, since it is smaller than the sum of its proper divisors (435356364).

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

326517252 is a wasteful number, since it uses less digits than its factorization.

326517252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27209778 (or 27209776 counting only the distinct ones).

The product of its digits is 25200, while the sum is 33.

The square root of 326517252 is about 18069.7883772888. The cubic root of 326517252 is about 688.6026836574.

It can be divided in two parts, 32651 and 7252, that added together give a triangular number (39903 = T₂₈₂).

The spelling of 326517252 in words is "three hundred twenty-six million, five hundred seventeen thousand, two hundred fifty-two".