326648928 has 24 divisors (see below), whose sum is σ = 857453688. Its totient is φ = 108882944.

The previous prime is 326648887. The next prime is 326648951. The reversal of 326648928 is 829846623.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1701201 + ... + 1701392.

It is an arithmetic number, because the mean of its divisors is an integer number (35727237).

Almost surely, 2^326648928 is an apocalyptic number.

It is an amenable number.

326648928 is an abundant number, since it is smaller than the sum of its proper divisors (530804760).

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

326648928 is a wasteful number, since it uses less digits than its factorization.

326648928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3402606 (or 3402598 counting only the distinct ones).

The product of its digits is 995328, while the sum is 48.

The square root of 326648928 is about 18073.4315502065. The cubic root of 326648928 is about 688.6952364608.

The spelling of 326648928 in words is "three hundred twenty-six million, six hundred forty-eight thousand, nine hundred twenty-eight".