22629029 has 2 divisors, whose sum is σ = 22629030. Its totient is φ = 22629028.

The previous prime is 22629017. The next prime is 22629031. The reversal of 22629029 is 92092622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21836929 + 792100 = 4673^2 + 890^2 .

It is a cyclic number.

It is not a de Polignac number, because 22629029 - 2⁸ = 22628773 is a prime.

Together with 22629031, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22628986 and 22629004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22629059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11314514 + 11314515.

It is an arithmetic number, because the mean of its divisors is an integer number (11314515).

Almost surely, 2^22629029 is an apocalyptic number.

It is an amenable number.

22629029 is a deficient number, since it is larger than the sum of its proper divisors (1).

22629029 is an equidigital number, since it uses as much as digits as its factorization.

22629029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 22629029 is about 4756.9978978343. The cubic root of 22629029 is about 282.8494289903.

The spelling of 22629029 in words is "twenty-two million, six hundred twenty-nine thousand, twenty-nine".