326909480 has 32 divisors (see below), whose sum is σ = 736352640. Its totient is φ = 130620480.

The previous prime is 326909461. The next prime is 326909519. The reversal of 326909480 is 84909623.

It is a happy number.

It is a super-2 number, since 2×326909480² = 213739616227740800, which contains 22 as substring.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

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, 37277 + ... + 45203.

It is an arithmetic number, because the mean of its divisors is an integer number (23011020).

Almost surely, 2^326909480 is an apocalyptic number.

It is an amenable number.

326909480 is an abundant number, since it is smaller than the sum of its proper divisors (409443160).

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

326909480 is a wasteful number, since it uses less digits than its factorization.

326909480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8969 (or 8965 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 326909480 is about 18080.6382630703. The cubic root of 326909480 is about 688.8783007198.

The spelling of 326909480 in words is "three hundred twenty-six million, nine hundred nine thousand, four hundred eighty".