326264340 has 96 divisors (see below), whose sum is σ = 977163264. Its totient is φ = 81049600.

The previous prime is 326264329. The next prime is 326264363. The reversal of 326264340 is 43462623.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 326264298 and 326264307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101437 + ... + 104603.

It is an arithmetic number, because the mean of its divisors is an integer number (10178784).

Almost surely, 2^326264340 is an apocalyptic number.

326264340 is a gapful number since it is divisible by the number (30) 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 326264340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (488581632).

326264340 is an abundant number, since it is smaller than the sum of its proper divisors (650898924).

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

326264340 is a wasteful number, since it uses less digits than its factorization.

326264340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3297 (or 3295 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 326264340 is about 18062.7888212203. The cubic root of 326264340 is about 688.4248463294.

The spelling of 326264340 in words is "three hundred twenty-six million, two hundred sixty-four thousand, three hundred forty".