2022149 has 2 divisors, whose sum is σ = 2022150. Its totient is φ = 2022148.

The previous prime is 2022103. The next prime is 2022157. The reversal of 2022149 is 9412202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1909924 + 112225 = 1382^2 + 335^2 .

It is a cyclic number.

It is not a de Polignac number, because 2022149 - 2¹⁶ = 1956613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2022149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2022049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011074 + 1011075.

It is an arithmetic number, because the mean of its divisors is an integer number (1011075).

2^2022149 is an apocalyptic number.

It is an amenable number.

2022149 is a deficient number, since it is larger than the sum of its proper divisors (1).

2022149 is an equidigital number, since it uses as much as digits as its factorization.

2022149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 2022149 is about 1422.0228549499. The cubic root of 2022149 is about 126.4554984149.

The spelling of 2022149 in words is "two million, twenty-two thousand, one hundred forty-nine".