22124654 has 4 divisors (see below), whose sum is σ = 33186984. Its totient is φ = 11062326.

The previous prime is 22124653. The next prime is 22124677. The reversal of 22124654 is 45642122.

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 (22124653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5531162 + ... + 5531165.

It is an arithmetic number, because the mean of its divisors is an integer number (8296746).

Almost surely, 2^22124654 is an apocalyptic number.

22124654 is a deficient number, since it is larger than the sum of its proper divisors (11062330).

22124654 is a wasteful number, since it uses less digits than its factorization.

22124654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11062329.

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

The square root of 22124654 is about 4703.6851510279. The cubic root of 22124654 is about 280.7321569825.

Adding to 22124654 its reverse (45642122), we get a palindrome (67766776).

The spelling of 22124654 in words is "twenty-two million, one hundred twenty-four thousand, six hundred fifty-four".