3681913233 has 16 divisors (see below), whose sum is σ = 5265103680. Its totient is φ = 2281541184.

The previous prime is 3681913229. The next prime is 3681913241. The reversal of 3681913233 is 3323191863.

It is not a de Polignac number, because 3681913233 - 2² = 3681913229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3681913191 and 3681913200.

It is not an unprimeable number, because it can be changed into a prime (3681913273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 606366 + ... + 612407.

It is an arithmetic number, because the mean of its divisors is an integer number (329068980).

Almost surely, 2^3681913233 is an apocalyptic number.

It is an amenable number.

3681913233 is a deficient number, since it is larger than the sum of its proper divisors (1583190447).

3681913233 is a wasteful number, since it uses less digits than its factorization.

3681913233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218848.

The product of its digits is 69984, while the sum is 39.

The square root of 3681913233 is about 60678.7708593376. The cubic root of 3681913233 is about 1544.1560355396.

The spelling of 3681913233 in words is "three billion, six hundred eighty-one million, nine hundred thirteen thousand, two hundred thirty-three".