2190023822 has 16 divisors (see below), whose sum is σ = 3755149440. Its totient is φ = 938375928.

The previous prime is 2190023789. The next prime is 2190023831. The reversal of 2190023822 is 2283200912.

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, 61433 + ... + 90299.

It is an arithmetic number, because the mean of its divisors is an integer number (234696840).

Almost surely, 2^2190023822 is an apocalyptic number.

2190023822 is a deficient number, since it is larger than the sum of its proper divisors (1565125618).

2190023822 is a wasteful number, since it uses less digits than its factorization.

2190023822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34295.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 2190023822 is about 46797.6903489905. The cubic root of 2190023822 is about 1298.6225690495.

The spelling of 2190023822 in words is "two billion, one hundred ninety million, twenty-three thousand, eight hundred twenty-two".