2149789622 has 16 divisors (see below), whose sum is σ = 3370088160. Its totient is φ = 1026571392.

The previous prime is 2149789619. The next prime is 2149789661. The reversal of 2149789622 is 2269879412.

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, 5747 + ... + 65822.

It is an arithmetic number, because the mean of its divisors is an integer number (210630510).

Almost surely, 2^2149789622 is an apocalyptic number.

2149789622 is a deficient number, since it is larger than the sum of its proper divisors (1220298538).

2149789622 is a wasteful number, since it uses less digits than its factorization.

2149789622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72247.

The product of its digits is 870912, while the sum is 50.

The square root of 2149789622 is about 46365.8238576648. The cubic root of 2149789622 is about 1290.6207820799.

The spelling of 2149789622 in words is "two billion, one hundred forty-nine million, seven hundred eighty-nine thousand, six hundred twenty-two".