22024429 has 8 divisors (see below), whose sum is σ = 25199168. Its totient is φ = 18856800.

The previous prime is 22024423. The next prime is 22024459. The reversal of 22024429 is 92442022.

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 not a de Polignac number, because 22024429 - 2²¹ = 19927277 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 (22024423) 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, 11329 + ... + 13129.

It is an arithmetic number, because the mean of its divisors is an integer number (3149896).

Almost surely, 2^22024429 is an apocalyptic number.

It is an amenable number.

22024429 is a deficient number, since it is larger than the sum of its proper divisors (3174739).

22024429 is a wasteful number, since it uses less digits than its factorization.

22024429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 22024429 is about 4693.0191774592. The cubic root of 22024429 is about 280.3076083659.

It can be divided in two parts, 220 and 24429, that added together give a square (24649 = 157²).

The spelling of 22024429 in words is "twenty-two million, twenty-four thousand, four hundred twenty-nine".