3402133281 has 12 divisors (see below), whose sum is σ = 4949548240. Its totient is φ = 2251770840.

The previous prime is 3402133171. The next prime is 3402133291. The reversal of 3402133281 is 1823312043.

3402133281 is a `hidden beast` number, since 340 + 213 + 32 + 81 = 666.

It is not a de Polignac number, because 3402133281 - 2²⁹ = 2865262369 is a prime.

It is a super-2 number, since 2×3402133281² = 23149021723375649922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3402133291) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1358515 + ... + 1361016.

Almost surely, 2^3402133281 is an apocalyptic number.

It is an amenable number.

3402133281 is a deficient number, since it is larger than the sum of its proper divisors (1547414959).

3402133281 is a wasteful number, since it uses less digits than its factorization.

3402133281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2719676 (or 2719673 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 3402133281 is about 58327.8088136354. The cubic root of 3402133281 is about 1504.0090209549.

The spelling of 3402133281 in words is "three billion, four hundred two million, one hundred thirty-three thousand, two hundred eighty-one".