2090559204 has 18 divisors (see below), whose sum is σ = 5284469190. Its totient is φ = 696853056.

The previous prime is 2090559203. The next prime is 2090559283. The reversal of 2090559204 is 4029550902.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1696616100 + 393943104 = 41190^2 + 19848^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×2090559204² = 8740875570858227232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 58071089 = 2090559204 / (2 + 0 + 9 + 0 + 5 + 5 + 9 + 2 + 0 + 4).

It is not an unprimeable number, because it can be changed into a prime (2090559203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29035509 + ... + 29035580.

Almost surely, 2^2090559204 is an apocalyptic number.

It is an amenable number.

2090559204 is an abundant number, since it is smaller than the sum of its proper divisors (3193909986).

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

2090559204 is a wasteful number, since it uses less digits than its factorization.

2090559204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58071099 (or 58071094 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 2090559204 is about 45722.6333887277. The cubic root of 2090559204 is about 1278.6572842081.

The spelling of 2090559204 in words is "two billion, ninety million, five hundred fifty-nine thousand, two hundred four".