22229859 has 16 divisors (see below), whose sum is σ = 30594560. Its totient is φ = 14346720.

The previous prime is 22229849. The next prime is 22229873. The reversal of 22229859 is 95892222.

It is not a de Polignac number, because 22229859 - 2⁵ = 22229827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22229819) 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 15 ways as a sum of consecutive naturals, for example, 29712 + ... + 30450.

It is an arithmetic number, because the mean of its divisors is an integer number (1912160).

Almost surely, 2^22229859 is an apocalyptic number.

22229859 is a deficient number, since it is larger than the sum of its proper divisors (8364701).

22229859 is a wasteful number, since it uses less digits than its factorization.

22229859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050.

The product of its digits is 51840, while the sum is 39.

The square root of 22229859 is about 4714.8551409349. The cubic root of 22229859 is about 281.1764236179.

The spelling of 22229859 in words is "twenty-two million, two hundred twenty-nine thousand, eight hundred fifty-nine".