326131612 has 24 divisors (see below), whose sum is σ = 583157120. Its totient is φ = 159548400.

The previous prime is 326131609. The next prime is 326131627. The reversal of 326131612 is 216131623.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36439 + ... + 44497.

Almost surely, 2^326131612 is an apocalyptic number.

It is an amenable number.

326131612 is a deficient number, since it is larger than the sum of its proper divisors (257025508).

326131612 is a wasteful number, since it uses less digits than its factorization.

326131612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8281 (or 8279 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

The square root of 326131612 is about 18059.1143747416. The cubic root of 326131612 is about 688.3314806796.

It can be divided in two parts, 32613 and 1612, that added together give a square (34225 = 185²).

The spelling of 326131612 in words is "three hundred twenty-six million, one hundred thirty-one thousand, six hundred twelve".