326436236 has 36 divisors (see below), whose sum is σ = 668577168. Its totient is φ = 139049568.

The previous prime is 326436223. The next prime is 326436259. The reversal of 326436236 is 632634623.

It is a junction number, because it is equal to n+sod(n) for n = 326436196 and 326436205.

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 11 ways as a sum of consecutive naturals, for example, 27746 + ... + 37718.

It is an arithmetic number, because the mean of its divisors is an integer number (18571588).

Almost surely, 2^326436236 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 326436236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (334288584).

326436236 is an abundant number, since it is smaller than the sum of its proper divisors (342140932).

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

326436236 is a wasteful number, since it uses less digits than its factorization.

326436236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10158 (or 10149 counting only the distinct ones).

The product of its digits is 93312, while the sum is 35.

The square root of 326436236 is about 18067.5464853422. The cubic root of 326436236 is about 688.5457265345.

The spelling of 326436236 in words is "three hundred twenty-six million, four hundred thirty-six thousand, two hundred thirty-six".