22144526 has 8 divisors (see below), whose sum is σ = 33355344. Its totient is φ = 11026080.

The previous prime is 22144511. The next prime is 22144541. The reversal of 22144526 is 62544122.

It is an interprime number because it is at equal distance from previous prime (22144511) and next prime (22144541).

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

It is a plaindrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 22144495 and 22144504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22490 + ... + 23453.

It is an arithmetic number, because the mean of its divisors is an integer number (4169418).

Almost surely, 2^22144526 is an apocalyptic number.

22144526 is a deficient number, since it is larger than the sum of its proper divisors (11210818).

22144526 is a wasteful number, since it uses less digits than its factorization.

22144526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46186.

The product of its digits is 3840, while the sum is 26.

The square root of 22144526 is about 4705.7970631977. The cubic root of 22144526 is about 280.8161814984.

Adding to 22144526 its reverse (62544122), we get a palindrome (84688648).

The spelling of 22144526 in words is "twenty-two million, one hundred forty-four thousand, five hundred twenty-six".