22422046 has 8 divisors (see below), whose sum is σ = 34792920. Its totient is φ = 10824408.

The previous prime is 22422041. The next prime is 22422067. The reversal of 22422046 is 64022422.

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

It is a super-2 number, since 2×22422046² = 1005496293652232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22422041) 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, 193236 + ... + 193351.

It is an arithmetic number, because the mean of its divisors is an integer number (4349115).

Almost surely, 2^22422046 is an apocalyptic number.

22422046 is a deficient number, since it is larger than the sum of its proper divisors (12370874).

22422046 is a wasteful number, since it uses less digits than its factorization.

22422046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386618.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 22422046 is about 4735.1922875423. The cubic root of 22422046 is about 281.9843979766.

Adding to 22422046 its reverse (64022422), we get a palindrome (86444468).

The spelling of 22422046 in words is "twenty-two million, four hundred twenty-two thousand, forty-six".