326020880 has 40 divisors (see below), whose sum is σ = 765831192. Its totient is φ = 129060864.

The previous prime is 326020873. The next prime is 326020931. The reversal of 326020880 is 88020623.

It can be written as a sum of positive squares in 4 ways, for example, as 56010256 + 270010624 = 7484^2 + 16432^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×326020880² = 212579228391948800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13247 + ... + 28766.

Almost surely, 2^326020880 is an apocalyptic number.

It is an amenable number.

326020880 is an abundant number, since it is smaller than the sum of its proper divisors (439810312).

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

326020880 is a wasteful number, since it uses less digits than its factorization.

326020880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42123 (or 42117 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 326020880 is about 18056.0482941312. The cubic root of 326020880 is about 688.2535684230.

The spelling of 326020880 in words is "three hundred twenty-six million, twenty thousand, eight hundred eighty".