22986142 has 16 divisors (see below), whose sum is σ = 37109232. Its totient is φ = 10638720.

The previous prime is 22986137. The next prime is 22986151. The reversal of 22986142 is 24168922.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 22986098 and 22986107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3468 + ... + 7615.

It is an arithmetic number, because the mean of its divisors is an integer number (2319327).

Almost surely, 2^22986142 is an apocalyptic number.

22986142 is a deficient number, since it is larger than the sum of its proper divisors (14123090).

22986142 is a wasteful number, since it uses less digits than its factorization.

22986142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11163.

The product of its digits is 13824, while the sum is 34.

The square root of 22986142 is about 4794.3865092418. The cubic root of 22986142 is about 284.3295701207.

The spelling of 22986142 in words is "twenty-two million, nine hundred eighty-six thousand, one hundred forty-two".