22459229 has 8 divisors (see below), whose sum is σ = 24286752. Its totient is φ = 20646000.

The previous prime is 22459187. The next prime is 22459231. The reversal of 22459229 is 92295422.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22459229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22459249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179 + ... + 6704.

It is an arithmetic number, because the mean of its divisors is an integer number (3035844).

Almost surely, 2^22459229 is an apocalyptic number.

It is an amenable number.

22459229 is a deficient number, since it is larger than the sum of its proper divisors (1827523).

22459229 is a wasteful number, since it uses less digits than its factorization.

22459229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7147.

The product of its digits is 25920, while the sum is 35.

The square root of 22459229 is about 4739.1169008582. The cubic root of 22459229 is about 282.1401856531.

The spelling of 22459229 in words is "twenty-two million, four hundred fifty-nine thousand, two hundred twenty-nine".