326012564 has 12 divisors (see below), whose sum is σ = 600549600. Its totient is φ = 154426968.

The previous prime is 326012563. The next prime is 326012581. The reversal of 326012564 is 465210623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326012563) 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, 2144744 + ... + 2144895.

It is an arithmetic number, because the mean of its divisors is an integer number (50045800).

Almost surely, 2^326012564 is an apocalyptic number.

It is an amenable number.

326012564 is a deficient number, since it is larger than the sum of its proper divisors (274537036).

326012564 is a wasteful number, since it uses less digits than its factorization.

326012564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4289662 (or 4289660 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 326012564 is about 18055.8180097164. The cubic root of 326012564 is about 688.2477164815.

The spelling of 326012564 in words is "three hundred twenty-six million, twelve thousand, five hundred sixty-four".