22445042 has 8 divisors (see below), whose sum is σ = 35439600. Its totient is φ = 10631844.

The previous prime is 22445021. The next prime is 22445047. The reversal of 22445042 is 24054422.

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

It is a junction number, because it is equal to n+sod(n) for n = 22444999 and 22445017.

It is not an unprimeable number, because it can be changed into a prime (22445047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295292 + ... + 295367.

It is an arithmetic number, because the mean of its divisors is an integer number (4429950).

Almost surely, 2^22445042 is an apocalyptic number.

22445042 is a deficient number, since it is larger than the sum of its proper divisors (12994558).

22445042 is a wasteful number, since it uses less digits than its factorization.

22445042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590680.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 22445042 is about 4737.6198665575. The cubic root of 22445042 is about 282.0807658942.

Adding to 22445042 its reverse (24054422), we get a palindrome (46499464).

The spelling of 22445042 in words is "twenty-two million, four hundred forty-five thousand, forty-two".