326984690 has 8 divisors (see below), whose sum is σ = 588572460. Its totient is φ = 130793872.

The previous prime is 326984633. The next prime is 326984711. The reversal of 326984690 is 96489623.

326984690 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 317516761 + 9467929 = 17819^2 + 3077^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×326984690² = 213837974988792200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16349225 + ... + 16349244.

Almost surely, 2^326984690 is an apocalyptic number.

326984690 is a deficient number, since it is larger than the sum of its proper divisors (261587770).

326984690 is a wasteful number, since it uses less digits than its factorization.

326984690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32698476.

The product of its (nonzero) digits is 559872, while the sum is 47.

The square root of 326984690 is about 18082.7179926028. The cubic root of 326984690 is about 688.9311252961.

The spelling of 326984690 in words is "three hundred twenty-six million, nine hundred eighty-four thousand, six hundred ninety".