22429589 has 16 divisors (see below), whose sum is σ = 27885312. Its totient is φ = 17566848.

The previous prime is 22429567. The next prime is 22429591. The reversal of 22429589 is 98592422.

It is not a de Polignac number, because 22429589 - 2¹⁶ = 22364053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22429559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8177 + ... + 10569.

It is an arithmetic number, because the mean of its divisors is an integer number (1742832).

Almost surely, 2^22429589 is an apocalyptic number.

It is an amenable number.

22429589 is a deficient number, since it is larger than the sum of its proper divisors (5455723).

22429589 is a wasteful number, since it uses less digits than its factorization.

22429589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516.

The product of its digits is 103680, while the sum is 41.

The square root of 22429589 is about 4735.9887035338. The cubic root of 22429589 is about 282.0160152198.

The spelling of 22429589 in words is "twenty-two million, four hundred twenty-nine thousand, five hundred eighty-nine".