22868242 has 8 divisors (see below), whose sum is σ = 35139132. Its totient is φ = 11155200.

The previous prime is 22868231. The next prime is 22868291. The reversal of 22868242 is 24286822.

It can be written as a sum of positive squares in 2 ways, for example, as 21520321 + 1347921 = 4639^2 + 1161^2 .

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 = 22868198 and 22868207.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139359 + ... + 139522.

Almost surely, 2^22868242 is an apocalyptic number.

22868242 is a deficient number, since it is larger than the sum of its proper divisors (12270890).

22868242 is a wasteful number, since it uses less digits than its factorization.

22868242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278924.

The product of its digits is 24576, while the sum is 34.

The square root of 22868242 is about 4782.0750726019. The cubic root of 22868242 is about 283.8426110013.

The spelling of 22868242 in words is "twenty-two million, eight hundred sixty-eight thousand, two hundred forty-two".