326260020 has 96 divisors (see below), whose sum is σ = 969091200. Its totient is φ = 81782784.

The previous prime is 326260003. The next prime is 326260031. The reversal of 326260020 is 20062623.

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, 155136 + ... + 157224.

It is an arithmetic number, because the mean of its divisors is an integer number (10094700).

Almost surely, 2^326260020 is an apocalyptic number.

326260020 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 326260020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (484545600).

326260020 is an abundant number, since it is smaller than the sum of its proper divisors (642831180).

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

326260020 is a wasteful number, since it uses less digits than its factorization.

326260020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257 (or 2255 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 326260020 is about 18062.6692379615. The cubic root of 326260020 is about 688.4218078847.

The spelling of 326260020 in words is "three hundred twenty-six million, two hundred sixty thousand, twenty".