3294261681 has 8 divisors (see below), whose sum is σ = 4392615360. Its totient is φ = 2196041232.

The previous prime is 3294261673. The next prime is 3294261689. The reversal of 3294261681 is 1861624923.

It is an interprime number because it is at equal distance from previous prime (3294261673) and next prime (3294261689).

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

It is not a de Polignac number, because 3294261681 - 2³ = 3294261673 is a prime.

It is a super-2 number, since 2×3294261681² = 21704320045809891522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3294261689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71551 + ... + 108203.

It is an arithmetic number, because the mean of its divisors is an integer number (549076920).

Almost surely, 2^3294261681 is an apocalyptic number.

It is an amenable number.

3294261681 is a deficient number, since it is larger than the sum of its proper divisors (1098353679).

3294261681 is a wasteful number, since it uses less digits than its factorization.

3294261681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66615.

The product of its digits is 124416, while the sum is 42.

The square root of 3294261681 is about 57395.6590780174. The cubic root of 3294261681 is about 1487.9420986221.

The spelling of 3294261681 in words is "three billion, two hundred ninety-four million, two hundred sixty-one thousand, six hundred eighty-one".