3256122213 has 32 divisors (see below), whose sum is σ = 5108812800. Its totient is φ = 2045351088.

The previous prime is 3256122161. The next prime is 3256122263. The reversal of 3256122213 is 3122216523.

It is a happy number.

3256122213 is a `hidden beast` number, since 3 + 25 + 612 + 2 + 21 + 3 = 666.

It is not a de Polignac number, because 3256122213 - 2²⁰ = 3255073637 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3256122263) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2478 + ... + 80736.

It is an arithmetic number, because the mean of its divisors is an integer number (159650400).

Almost surely, 2^3256122213 is an apocalyptic number.

It is an amenable number.

3256122213 is a deficient number, since it is larger than the sum of its proper divisors (1852690587).

3256122213 is a wasteful number, since it uses less digits than its factorization.

3256122213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78358 (or 78352 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 3256122213 is about 57062.4413515580. The cubic root of 3256122213 is about 1482.1775549859.

Adding to 3256122213 its reverse (3122216523), we get a palindrome (6378338736).

The spelling of 3256122213 in words is "three billion, two hundred fifty-six million, one hundred twenty-two thousand, two hundred thirteen".