22115342 has 16 divisors (see below), whose sum is σ = 34428240. Its totient is φ = 10641792.

The previous prime is 22115341. The next prime is 22115377. The reversal of 22115342 is 24351122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22115341) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 34073 + ... + 34715.

It is an arithmetic number, because the mean of its divisors is an integer number (2151765).

Almost surely, 2^22115342 is an apocalyptic number.

22115342 is a deficient number, since it is larger than the sum of its proper divisors (12312898).

22115342 is a wasteful number, since it uses less digits than its factorization.

22115342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267.

The product of its digits is 480, while the sum is 20.

The square root of 22115342 is about 4702.6951846787. The cubic root of 22115342 is about 280.6927658627.

Adding to 22115342 its reverse (24351122), we get a palindrome (46466464).

The spelling of 22115342 in words is "twenty-two million, one hundred fifteen thousand, three hundred forty-two".