22774534 has 8 divisors (see below), whose sum is σ = 34234560. Its totient is φ = 11363016.

The previous prime is 22774519. The next prime is 22774537. The reversal of 22774534 is 43547722.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22774534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22774537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10929 + ... + 12844.

It is an arithmetic number, because the mean of its divisors is an integer number (4279320).

Almost surely, 2^22774534 is an apocalyptic number.

22774534 is a deficient number, since it is larger than the sum of its proper divisors (11460026).

22774534 is a wasteful number, since it uses less digits than its factorization.

22774534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24254.

The product of its digits is 47040, while the sum is 34.

The square root of 22774534 is about 4772.2671760915. The cubic root of 22774534 is about 283.4543762711.

The spelling of 22774534 in words is "twenty-two million, seven hundred seventy-four thousand, five hundred thirty-four".