3333336681 has 4 divisors (see below), whose sum is σ = 4444448912. Its totient is φ = 2222224452.

The previous prime is 3333336673. The next prime is 3333336701. The reversal of 3333336681 is 1866333333.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3333336681 - 2³ = 3333336673 is a prime.

It is a super-2 number, since 2×3333336681² = 22222266857800191522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3333336641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555556111 + ... + 555556116.

It is an arithmetic number, because the mean of its divisors is an integer number (1111112228).

Almost surely, 2^3333336681 is an apocalyptic number.

It is an amenable number.

3333336681 is a deficient number, since it is larger than the sum of its proper divisors (1111112231).

3333336681 is a wasteful number, since it uses less digits than its factorization.

3333336681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111112230.

The product of its digits is 209952, while the sum is 39.

The square root of 3333336681 is about 57735.0559105991. The cubic root of 3333336681 is about 1493.8020822605.

The spelling of 3333336681 in words is "three billion, three hundred thirty-three million, three hundred thirty-six thousand, six hundred eighty-one".