3800991822 has 32 divisors (see below), whose sum is σ = 7941742848. Its totient is φ = 1210499136.

The previous prime is 3800991791. The next prime is 3800991853. The reversal of 3800991822 is 2281990083.

It is an interprime number because it is at equal distance from previous prime (3800991791) and next prime (3800991853).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106258 + ... + 137450.

It is an arithmetic number, because the mean of its divisors is an integer number (248179464).

Almost surely, 2^3800991822 is an apocalyptic number.

3800991822 is an abundant number, since it is smaller than the sum of its proper divisors (4140751026).

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

3800991822 is a wasteful number, since it uses less digits than its factorization.

3800991822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32104.

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 3800991822 is about 61652.1842435449. The cubic root of 3800991822 is about 1560.6265046045.

The spelling of 3800991822 in words is "three billion, eight hundred million, nine hundred ninety-one thousand, eight hundred twenty-two".