22746422 has 4 divisors (see below), whose sum is σ = 34119636. Its totient is φ = 11373210.

The previous prime is 22746419. The next prime is 22746461. The reversal of 22746422 is 22464722.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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, 5686604 + ... + 5686607.

It is an arithmetic number, because the mean of its divisors is an integer number (8529909).

Almost surely, 2^22746422 is an apocalyptic number.

22746422 is a deficient number, since it is larger than the sum of its proper divisors (11373214).

22746422 is a wasteful number, since it uses less digits than its factorization.

22746422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11373213.

The product of its digits is 10752, while the sum is 29.

The square root of 22746422 is about 4769.3209160215. The cubic root of 22746422 is about 283.3376998943.

The spelling of 22746422 in words is "twenty-two million, seven hundred forty-six thousand, four hundred twenty-two".