2090665422 has 12 divisors (see below), whose sum is σ = 4529775120. Its totient is φ = 696888468.

The previous prime is 2090665417. The next prime is 2090665433. The reversal of 2090665422 is 2245660902.

2090665422 is a `hidden beast` number, since 20 + 90 + 6 + 6 + 542 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58074022 + ... + 58074057.

It is an arithmetic number, because the mean of its divisors is an integer number (377481260).

Almost surely, 2^2090665422 is an apocalyptic number.

2090665422 is an abundant number, since it is smaller than the sum of its proper divisors (2439109698).

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

2090665422 is a wasteful number, since it uses less digits than its factorization.

2090665422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116148087 (or 116148084 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 2090665422 is about 45723.7949212442. The cubic root of 2090665422 is about 1278.6789393581.

The spelling of 2090665422 in words is "two billion, ninety million, six hundred sixty-five thousand, four hundred twenty-two".