22436629 has 2 divisors, whose sum is σ = 22436630. Its totient is φ = 22436628.

The previous prime is 22436611. The next prime is 22436641. The reversal of 22436629 is 92663422.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19802500 + 2634129 = 4450^2 + 1623^2 .

It is a cyclic number.

It is not a de Polignac number, because 22436629 - 2⁵ = 22436597 is a prime.

It is a super-3 number, since 3×22436629³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22436594 and 22436603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22436329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11218314 + 11218315.

It is an arithmetic number, because the mean of its divisors is an integer number (11218315).

Almost surely, 2^22436629 is an apocalyptic number.

It is an amenable number.

22436629 is a deficient number, since it is larger than the sum of its proper divisors (1).

22436629 is an equidigital number, since it uses as much as digits as its factorization.

22436629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 34.

The square root of 22436629 is about 4736.7318902382. The cubic root of 22436629 is about 282.0455176932.

The spelling of 22436629 in words is "twenty-two million, four hundred thirty-six thousand, six hundred twenty-nine".