2090426894 has 16 divisors (see below), whose sum is σ = 3256711920. Its totient is φ = 1005144000.

The previous prime is 2090426881. The next prime is 2090426929. The reversal of 2090426894 is 4986240902.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57239 + ... + 86354.

It is an arithmetic number, because the mean of its divisors is an integer number (203544495).

Almost surely, 2^2090426894 is an apocalyptic number.

2090426894 is a deficient number, since it is larger than the sum of its proper divisors (1166285026).

2090426894 is a wasteful number, since it uses less digits than its factorization.

2090426894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143875.

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 2090426894 is about 45721.1864894165. The cubic root of 2090426894 is about 1278.6303085367.

The spelling of 2090426894 in words is "two billion, ninety million, four hundred twenty-six thousand, eight hundred ninety-four".