326722480 has 80 divisors (see below), whose sum is σ = 913870080. Its totient is φ = 106119936.

The previous prime is 326722457. The next prime is 326722493. The reversal of 326722480 is 84227623.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4714 + ... + 25993.

It is an arithmetic number, because the mean of its divisors is an integer number (11423376).

Almost surely, 2^326722480 is an apocalyptic number.

It is an amenable number.

326722480 is an abundant number, since it is smaller than the sum of its proper divisors (587147600).

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

326722480 is a wasteful number, since it uses less digits than its factorization.

326722480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30746 (or 30740 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 326722480 is about 18075.4662457155. The cubic root of 326722480 is about 688.7469240741.

The spelling of 326722480 in words is "three hundred twenty-six million, seven hundred twenty-two thousand, four hundred eighty".