22442235 has 8 divisors (see below), whose sum is σ = 35907600. Its totient is φ = 11969184.

The previous prime is 22442219. The next prime is 22442237. The reversal of 22442235 is 53224422.

It is a happy number.

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

It is not a de Polignac number, because 22442235 - 2⁴ = 22442219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22442237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 748060 + ... + 748089.

It is an arithmetic number, because the mean of its divisors is an integer number (4488450).

Almost surely, 2^22442235 is an apocalyptic number.

22442235 is a deficient number, since it is larger than the sum of its proper divisors (13465365).

22442235 is a wasteful number, since it uses less digits than its factorization.

22442235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496157.

The product of its digits is 3840, while the sum is 24.

The square root of 22442235 is about 4737.3236114920. The cubic root of 22442235 is about 282.0690063005.

Adding to 22442235 its reverse (53224422), we get a palindrome (75666657).

The spelling of 22442235 in words is "twenty-two million, four hundred forty-two thousand, two hundred thirty-five".