2242423129 has 2 divisors, whose sum is σ = 2242423130. Its totient is φ = 2242423128.

The previous prime is 2242423123. The next prime is 2242423159. The reversal of 2242423129 is 9213242422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1465128729 + 777294400 = 38277^2 + 27880^2 .

It is a cyclic number.

It is not a de Polignac number, because 2242423129 - 2³ = 2242423121 is a prime.

It is a super-2 number, since 2×2242423129² = 10056922978948301282, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2242423129.

It is not a weakly prime, because it can be changed into another prime (2242423121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121211564 + 1121211565.

It is an arithmetic number, because the mean of its divisors is an integer number (1121211565).

Almost surely, 2^2242423129 is an apocalyptic number.

It is an amenable number.

2242423129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2242423129 is an equidigital number, since it uses as much as digits as its factorization.

2242423129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 31.

The square root of 2242423129 is about 47354.2303178924. The cubic root of 2242423129 is about 1308.8981526041.

The spelling of 2242423129 in words is "two billion, two hundred forty-two million, four hundred twenty-three thousand, one hundred twenty-nine".