22556134 has 4 divisors (see below), whose sum is σ = 33834204. Its totient is φ = 11278066.

The previous prime is 22556117. The next prime is 22556137. The reversal of 22556134 is 43165522.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22556137) 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 as a sum of consecutive naturals, namely, 5639032 + ... + 5639035.

It is an arithmetic number, because the mean of its divisors is an integer number (8458551).

Almost surely, 2^22556134 is an apocalyptic number.

22556134 is a deficient number, since it is larger than the sum of its proper divisors (11278070).

22556134 is a wasteful number, since it uses less digits than its factorization.

22556134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11278069.

The product of its digits is 7200, while the sum is 28.

The square root of 22556134 is about 4749.3298474627. The cubic root of 22556134 is about 282.5453875439.

The spelling of 22556134 in words is "twenty-two million, five hundred fifty-six thousand, one hundred thirty-four".