3902261913 has 32 divisors (see below), whose sum is σ = 6384585600. Its totient is φ = 2364992640.

The previous prime is 3902261863. The next prime is 3902261917. The reversal of 3902261913 is 3191622093.

It is a happy number.

3902261913 is a `hidden beast` number, since 3 + 9 + 0 + 22 + 619 + 13 = 666.

It is not a de Polignac number, because 3902261913 - 2¹⁰ = 3902260889 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3902261917) 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 31 ways as a sum of consecutive naturals, for example, 57048 + ... + 105161.

It is an arithmetic number, because the mean of its divisors is an integer number (199518300).

Almost surely, 2^3902261913 is an apocalyptic number.

3902261913 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3902261913 is a deficient number, since it is larger than the sum of its proper divisors (2482323687).

3902261913 is an equidigital number, since it uses as much as digits as its factorization.

3902261913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162241 (or 162223 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 3902261913 is about 62468.0871565634. The cubic root of 3902261913 is about 1574.3651645593.

The spelling of 3902261913 in words is "three billion, nine hundred two million, two hundred sixty-one thousand, nine hundred thirteen".