326664494 has 12 divisors (see below), whose sum is σ = 530588736. Its totient is φ = 150768072.

The previous prime is 326664487. The next prime is 326664509. The reversal of 326664494 is 494466623.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 482894 + ... + 483569.

It is an arithmetic number, because the mean of its divisors is an integer number (44215728).

Almost surely, 2^326664494 is an apocalyptic number.

326664494 is a deficient number, since it is larger than the sum of its proper divisors (203924242).

326664494 is a wasteful number, since it uses less digits than its factorization.

326664494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966491 (or 966478 counting only the distinct ones).

The product of its digits is 746496, while the sum is 44.

The square root of 326664494 is about 18073.8621771884. The cubic root of 326664494 is about 688.7061758913.

The spelling of 326664494 in words is "three hundred twenty-six million, six hundred sixty-four thousand, four hundred ninety-four".