22442046 has 16 divisors (see below), whose sum is σ = 48964608. Its totient is φ = 6800600.

The previous prime is 22442029. The next prime is 22442081. The reversal of 22442046 is 64024422.

It is a super-2 number, since 2×22442046² = 1007290857332232, which contains 22 as substring.

It is a Curzon number.

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 in 7 ways as a sum of consecutive naturals, for example, 169950 + ... + 170081.

It is an arithmetic number, because the mean of its divisors is an integer number (3060288).

Almost surely, 2^22442046 is an apocalyptic number.

22442046 is an abundant number, since it is smaller than the sum of its proper divisors (26522562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22442046 is a wasteful number, since it uses less digits than its factorization.

22442046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340047.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 22442046 is about 4737.3036634778. The cubic root of 22442046 is about 282.0682144722.

Adding to 22442046 its reverse (64024422), we get a palindrome (86466468).

The spelling of 22442046 in words is "twenty-two million, four hundred forty-two thousand, forty-six".