22429751 has 2 divisors, whose sum is σ = 22429752. Its totient is φ = 22429750.

The previous prime is 22429739. The next prime is 22429753. The reversal of 22429751 is 15792422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22429751 - 2¹⁰ = 22428727 is a prime.

Together with 22429753, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22429753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11214875 + 11214876.

It is an arithmetic number, because the mean of its divisors is an integer number (11214876).

Almost surely, 2^22429751 is an apocalyptic number.

22429751 is a deficient number, since it is larger than the sum of its proper divisors (1).

22429751 is an equidigital number, since it uses as much as digits as its factorization.

22429751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 32.

The square root of 22429751 is about 4736.0058065843. The cubic root of 22429751 is about 282.0166941813.

The spelling of 22429751 in words is "twenty-two million, four hundred twenty-nine thousand, seven hundred fifty-one".