22114642 has 32 divisors (see below), whose sum is σ = 37566144. Its totient is φ = 9676800.

The previous prime is 22114627. The next prime is 22114643. The reversal of 22114642 is 24641122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (22114643) 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 15 ways as a sum of consecutive naturals, for example, 91642 + ... + 91882.

It is an arithmetic number, because the mean of its divisors is an integer number (1173942).

Almost surely, 2^22114642 is an apocalyptic number.

22114642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22114642 is a deficient number, since it is larger than the sum of its proper divisors (15451502).

22114642 is a wasteful number, since it uses less digits than its factorization.

22114642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394.

The product of its digits is 768, while the sum is 22.

The square root of 22114642 is about 4702.6207586834. The cubic root of 22114642 is about 280.6898043137.

Adding to 22114642 its reverse (24641122), we get a palindrome (46755764).

The spelling of 22114642 in words is "twenty-two million, one hundred fourteen thousand, six hundred forty-two".