22842422 has 4 divisors (see below), whose sum is σ = 34263636. Its totient is φ = 11421210.

The previous prime is 22842419. The next prime is 22842437. The reversal of 22842422 is 22424822.

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

It is a junction number, because it is equal to n+sod(n) for n = 22842391 and 22842400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5710604 + ... + 5710607.

It is an arithmetic number, because the mean of its divisors is an integer number (8565909).

Almost surely, 2^22842422 is an apocalyptic number.

22842422 is a deficient number, since it is larger than the sum of its proper divisors (11421214).

22842422 is a wasteful number, since it uses less digits than its factorization.

22842422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11421213.

The product of its digits is 4096, while the sum is 26.

The square root of 22842422 is about 4779.3746452857. The cubic root of 22842422 is about 283.7357440747.

The spelling of 22842422 in words is "twenty-two million, eight hundred forty-two thousand, four hundred twenty-two".