3850890109 has 16 divisors (see below), whose sum is σ = 4307393664. Its totient is φ = 3412281600.

The previous prime is 3850890101. The next prime is 3850890137. The reversal of 3850890109 is 9010980583.

It is a cyclic number.

It is not a de Polignac number, because 3850890109 - 2³ = 3850890101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3850890101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 584377 + ... + 590929.

It is an arithmetic number, because the mean of its divisors is an integer number (269212104).

Almost surely, 2^3850890109 is an apocalyptic number.

It is an amenable number.

3850890109 is a deficient number, since it is larger than the sum of its proper divisors (456503555).

3850890109 is a wasteful number, since it uses less digits than its factorization.

3850890109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7908.

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 3850890109 is about 62055.5405181520. The cubic root of 3850890109 is about 1567.4259834287.

The spelling of 3850890109 in words is "three billion, eight hundred fifty million, eight hundred ninety thousand, one hundred nine".