326398648 has 16 divisors (see below), whose sum is σ = 612343080. Its totient is φ = 163107168.

The previous prime is 326398637. The next prime is 326398649. The reversal of 326398648 is 846893623.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326398649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4911 + ... + 26017.

Almost surely, 2^326398648 is an apocalyptic number.

It is an amenable number.

326398648 is a deficient number, since it is larger than the sum of its proper divisors (285944432).

326398648 is a wasteful number, since it uses less digits than its factorization.

326398648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23046 (or 23042 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 49.

The square root of 326398648 is about 18066.5062477503. The cubic root of 326398648 is about 688.5192976363.

The spelling of 326398648 in words is "three hundred twenty-six million, three hundred ninety-eight thousand, six hundred forty-eight".