326135808 has 130 divisors (see below), whose sum is σ = 975253224. Its totient is φ = 108601344.

The previous prime is 326135759. The next prime is 326135809. The reversal of 326135808 is 808531623.

326135808 is a `hidden beast` number, since 32 + 613 + 5 + 8 + 0 + 8 = 666.

It is a super-3 number, since 3×326135808³ (a number of 27 digits) contains 333 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326135809) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 331285 + ... + 332267.

Almost surely, 2^326135808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326135808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (487626612).

326135808 is an abundant number, since it is smaller than the sum of its proper divisors (649117416).

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

326135808 is an frugal number, since it uses more digits than its factorization.

326135808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019 (or 988 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 326135808 is about 18059.2305483927. The cubic root of 326135808 is about 688.3344326847.

The spelling of 326135808 in words is "three hundred twenty-six million, one hundred thirty-five thousand, eight hundred eight".