2090690334 has 24 divisors (see below), whose sum is σ = 4572168120. Its totient is φ = 690383088.

The previous prime is 2090690333. The next prime is 2090690369. The reversal of 2090690334 is 4330960902.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2090690333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 540829 + ... + 544680.

It is an arithmetic number, because the mean of its divisors is an integer number (190507005).

Almost surely, 2^2090690334 is an apocalyptic number.

2090690334 is an abundant number, since it is smaller than the sum of its proper divisors (2481477786).

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

2090690334 is a wasteful number, since it uses less digits than its factorization.

2090690334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085624 (or 1085621 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 2090690334 is about 45724.0673387659. The cubic root of 2090690334 is about 1278.6840181754.

The spelling of 2090690334 in words is "two billion, ninety million, six hundred ninety thousand, three hundred thirty-four".