326348064 has 72 divisors (see below), whose sum is σ = 1060637760. Its totient is φ = 93241728.

The previous prime is 326348059. The next prime is 326348093. The reversal of 326348064 is 460843623.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78924 + ... + 82955.

It is an arithmetic number, because the mean of its divisors is an integer number (14731080).

Almost surely, 2^326348064 is an apocalyptic number.

It is an amenable number.

326348064 is an abundant number, since it is smaller than the sum of its proper divisors (734289696).

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

326348064 is a wasteful number, since it uses less digits than its factorization.

326348064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161902 (or 161891 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 326348064 is about 18065.1062548771. The cubic root of 326348064 is about 688.4837277795.

The spelling of 326348064 in words is "three hundred twenty-six million, three hundred forty-eight thousand, sixty-four".