3902961408 has 36 divisors (see below), whose sum is σ = 10387571208. Its totient is φ = 1300986880.

The previous prime is 3902961367. The next prime is 3902961427. The reversal of 3902961408 is 8041692093.

It is a self number, because there is not a number n which added to its sum of digits gives 3902961408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2540223 + ... + 2541758.

Almost surely, 2^3902961408 is an apocalyptic number.

It is an amenable number.

3902961408 is an abundant number, since it is smaller than the sum of its proper divisors (6484609800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3902961408 is an equidigital number, since it uses as much as digits as its factorization.

3902961408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5082000 (or 5081986 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 3902961408 is about 62473.6857244712. The cubic root of 3902961408 is about 1574.4592292147.

The spelling of 3902961408 in words is "three billion, nine hundred two million, nine hundred sixty-one thousand, four hundred eight".