326356980 has 48 divisors (see below), whose sum is σ = 921016320. Its totient is φ = 86341248.

The previous prime is 326356951. The next prime is 326356991. The reversal of 326356980 is 89653623.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13795 + ... + 29034.

It is an arithmetic number, because the mean of its divisors is an integer number (19187840).

Almost surely, 2^326356980 is an apocalyptic number.

326356980 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

326356980 is an abundant number, since it is smaller than the sum of its proper divisors (594659340).

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

326356980 is a wasteful number, since it uses less digits than its factorization.

326356980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42968 (or 42966 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 42.

The square root of 326356980 is about 18065.3530272730. The cubic root of 326356980 is about 688.4899976344.

The spelling of 326356980 in words is "three hundred twenty-six million, three hundred fifty-six thousand, nine hundred eighty".