22126529 has 8 divisors (see below), whose sum is σ = 23834112. Its totient is φ = 20481120.

The previous prime is 22126501. The next prime is 22126541. The reversal of 22126529 is 92562122.

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-22126529 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22126589) 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, 14804 + ... + 16229.

It is an arithmetic number, because the mean of its divisors is an integer number (2979264).

Almost surely, 2^22126529 is an apocalyptic number.

It is an amenable number.

22126529 is a deficient number, since it is larger than the sum of its proper divisors (1707583).

22126529 is a wasteful number, since it uses less digits than its factorization.

22126529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31087.

The product of its digits is 4320, while the sum is 29.

The square root of 22126529 is about 4703.8844586150. The cubic root of 22126529 is about 280.7400871695.

The spelling of 22126529 in words is "twenty-two million, one hundred twenty-six thousand, five hundred twenty-nine".