326900138 has 8 divisors (see below), whose sum is σ = 490814688. Its totient is φ = 163295244.

The previous prime is 326900113. The next prime is 326900153. The reversal of 326900138 is 831009623.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74756 + ... + 79007.

It is an arithmetic number, because the mean of its divisors is an integer number (61351836).

Almost surely, 2^326900138 is an apocalyptic number.

326900138 is a deficient number, since it is larger than the sum of its proper divisors (163914550).

326900138 is a wasteful number, since it uses less digits than its factorization.

326900138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154828.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 326900138 is about 18080.3799185747. The cubic root of 326900138 is about 688.8717386970.

The spelling of 326900138 in words is "three hundred twenty-six million, nine hundred thousand, one hundred thirty-eight".