2090403694 has 8 divisors (see below), whose sum is σ = 3243729960. Its totient is φ = 1009160376.

The previous prime is 2090403587. The next prime is 2090403697. The reversal of 2090403694 is 4963040902.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2090403697) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 18020664 + ... + 18020779.

It is an arithmetic number, because the mean of its divisors is an integer number (405466245).

Almost surely, 2^2090403694 is an apocalyptic number.

2090403694 is a deficient number, since it is larger than the sum of its proper divisors (1153326266).

2090403694 is a wasteful number, since it uses less digits than its factorization.

2090403694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36041474.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 2090403694 is about 45720.9327770115. The cubic root of 2090403694 is about 1278.6255783493.

The spelling of 2090403694 in words is "two billion, ninety million, four hundred three thousand, six hundred ninety-four".