22429049 has 2 divisors, whose sum is σ = 22429050. Its totient is φ = 22429048.

The previous prime is 22429013. The next prime is 22429051. The reversal of 22429049 is 94092422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12475024 + 9954025 = 3532^2 + 3155^2 .

It is a cyclic number.

It is not a de Polignac number, because 22429049 - 2⁸ = 22428793 is a prime.

Together with 22429051, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22429079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11214524 + 11214525.

It is an arithmetic number, because the mean of its divisors is an integer number (11214525).

Almost surely, 2^22429049 is an apocalyptic number.

It is an amenable number.

22429049 is a deficient number, since it is larger than the sum of its proper divisors (1).

22429049 is an equidigital number, since it uses as much as digits as its factorization.

22429049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 22429049 is about 4735.9316929196. The cubic root of 22429049 is about 282.0137519910.

The spelling of 22429049 in words is "twenty-two million, four hundred twenty-nine thousand, forty-nine".