2290091859 has 90 divisors (see below), whose sum is σ = 3881953460. Its totient is φ = 1344340800.

The previous prime is 2290091819. The next prime is 2290091887. The reversal of 2290091859 is 9581900922.

It is not a de Polignac number, because 2290091859 - 2²¹ = 2287994707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2290091819) by changing a digit.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 16475412 + ... + 16475550.

Almost surely, 2^2290091859 is an apocalyptic number.

2290091859 is a deficient number, since it is larger than the sum of its proper divisors (1591861601).

2290091859 is a wasteful number, since it uses less digits than its factorization.

2290091859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 2290091859 is about 47854.9042314369. The cubic root of 2290091859 is about 1318.1079141832.

The spelling of 2290091859 in words is "two billion, two hundred ninety million, ninety-one thousand, eight hundred fifty-nine".