3681896133 has 32 divisors (see below), whose sum is σ = 5421875200. Its totient is φ = 2213438400.

The previous prime is 3681896107. The next prime is 3681896147. The reversal of 3681896133 is 3316981863.

It is a happy number.

It is not a de Polignac number, because 3681896133 - 2⁹ = 3681895621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3681896033) 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, 90708 + ... + 124866.

It is an arithmetic number, because the mean of its divisors is an integer number (169433600).

Almost surely, 2^3681896133 is an apocalyptic number.

It is an amenable number.

3681896133 is a deficient number, since it is larger than the sum of its proper divisors (1739979067).

3681896133 is a wasteful number, since it uses less digits than its factorization.

3681896133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34273.

The product of its digits is 559872, while the sum is 48.

The square root of 3681896133 is about 60678.6299532216. The cubic root of 3681896133 is about 1544.1536450153.

The spelling of 3681896133 in words is "three billion, six hundred eighty-one million, eight hundred ninety-six thousand, one hundred thirty-three".