22342044 has 24 divisors (see below), whose sum is σ = 53116560. Its totient is φ = 7306624.

The previous prime is 22342031. The next prime is 22342051. The reversal of 22342044 is 44024322.

It is a self number, because there is not a number n which added to its sum of digits gives 22342044.

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, 16929 + ... + 18200.

It is an arithmetic number, because the mean of its divisors is an integer number (2213190).

Almost surely, 2^22342044 is an apocalyptic number.

It is an amenable number.

22342044 is an abundant number, since it is smaller than the sum of its proper divisors (30774516).

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

22342044 is a wasteful number, since it uses less digits than its factorization.

22342044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35189 (or 35187 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 22342044 is about 4726.7371409885. The cubic root of 22342044 is about 281.6486242815.

Adding to 22342044 its reverse (44024322), we get a palindrome (66366366).

It can be divided in two parts, 2234 and 2044, that added together give a triangular number (4278 = T₉₂).

The spelling of 22342044 in words is "twenty-two million, three hundred forty-two thousand, forty-four".