22660429 has 8 divisors (see below), whose sum is σ = 24759072. Its totient is φ = 20568240.

The previous prime is 22660427. The next prime is 22660433. The reversal of 22660429 is 92406622.

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

It is not a de Polignac number, because 22660429 - 2¹ = 22660427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22660429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22660427) 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 in 7 ways as a sum of consecutive naturals, for example, 8547 + ... + 10879.

It is an arithmetic number, because the mean of its divisors is an integer number (3094884).

Almost surely, 2^22660429 is an apocalyptic number.

It is an amenable number.

22660429 is a deficient number, since it is larger than the sum of its proper divisors (2098643).

22660429 is a wasteful number, since it uses less digits than its factorization.

22660429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3227.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 22660429 is about 4760.2971545902. The cubic root of 22660429 is about 282.9801956449.

The spelling of 22660429 in words is "twenty-two million, six hundred sixty thousand, four hundred twenty-nine".