326964128 has 24 divisors (see below), whose sum is σ = 681577092. Its totient is φ = 153865216.

The previous prime is 326964119. The next prime is 326964137. The reversal of 326964128 is 821469623.

It is an interprime number because it is at equal distance from previous prime (326964119) and next prime (326964137).

It can be written as a sum of positive squares in 2 ways, for example, as 304572304 + 22391824 = 17452^2 + 4732^2 .

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, 299975 + ... + 301062.

Almost surely, 2^326964128 is an apocalyptic number.

It is an amenable number.

326964128 is an abundant number, since it is smaller than the sum of its proper divisors (354612964).

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

326964128 is a wasteful number, since it uses less digits than its factorization.

326964128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601064 (or 601056 counting only the distinct ones).

The product of its digits is 124416, while the sum is 41.

The square root of 326964128 is about 18082.1494297553. The cubic root of 326964128 is about 688.9166841523.

The spelling of 326964128 in words is "three hundred twenty-six million, nine hundred sixty-four thousand, one hundred twenty-eight".