22134555 has 24 divisors (see below), whose sum is σ = 38733552. Its totient is φ = 11692224.

The previous prime is 22134529. The next prime is 22134559. The reversal of 22134555 is 55543122.

It is a happy number.

It is not a de Polignac number, because 22134555 - 2⁶ = 22134491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22134559) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2517 + ... + 7113.

It is an arithmetic number, because the mean of its divisors is an integer number (1613898).

Almost surely, 2^22134555 is an apocalyptic number.

22134555 is a deficient number, since it is larger than the sum of its proper divisors (16598997).

22134555 is a wasteful number, since it uses less digits than its factorization.

22134555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4715 (or 4712 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 22134555 is about 4704.7375059614. The cubic root of 22134555 is about 280.7740275366.

Adding to 22134555 its reverse (55543122), we get a palindrome (77677677).

The spelling of 22134555 in words is "twenty-two million, one hundred thirty-four thousand, five hundred fifty-five".