3900917798 has 32 divisors (see below), whose sum is σ = 6093004800. Its totient is φ = 1871100000.

The previous prime is 3900917789. The next prime is 3900917827. The reversal of 3900917798 is 8977190093.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5193923 + ... + 5194673.

It is an arithmetic number, because the mean of its divisors is an integer number (190406400).

Almost surely, 2^3900917798 is an apocalyptic number.

3900917798 is a deficient number, since it is larger than the sum of its proper divisors (2192087002).

3900917798 is a wasteful number, since it uses less digits than its factorization.

3900917798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404.

The product of its (nonzero) digits is 857304, while the sum is 53.

The square root of 3900917798 is about 62457.3278166782. The cubic root of 3900917798 is about 1574.1843830118.

The spelling of 3900917798 in words is "three billion, nine hundred million, nine hundred seventeen thousand, seven hundred ninety-eight".