22442006 has 24 divisors (see below), whose sum is σ = 36670536. Its totient is φ = 10292480.

The previous prime is 22441999. The next prime is 22442029. The reversal of 22442006 is 60024422.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 23225 + ... + 24171.

It is an arithmetic number, because the mean of its divisors is an integer number (1527939).

Almost surely, 2^22442006 is an apocalyptic number.

22442006 is a deficient number, since it is larger than the sum of its proper divisors (14228530).

22442006 is a wasteful number, since it uses less digits than its factorization.

22442006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024 (or 1007 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 22442006 is about 4737.2994416651. The cubic root of 22442006 is about 282.0680468889.

Adding to 22442006 its reverse (60024422), we get a palindrome (82466428).

The spelling of 22442006 in words is "twenty-two million, four hundred forty-two thousand, six".