22667242 has 8 divisors (see below), whose sum is σ = 36616356. Its totient is φ = 10461792.

The previous prime is 22667237. The next prime is 22667257. The reversal of 22667242 is 24276622.

It can be written as a sum of positive squares in 2 ways, for example, as 22667121 + 121 = 4761^2 + 11^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 435883 + ... + 435934.

Almost surely, 2^22667242 is an apocalyptic number.

22667242 is a deficient number, since it is larger than the sum of its proper divisors (13949114).

22667242 is a wasteful number, since it uses less digits than its factorization.

22667242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871832.

The product of its digits is 16128, while the sum is 31.

The square root of 22667242 is about 4761.0127073975. The cubic root of 22667242 is about 283.0085527263.

The spelling of 22667242 in words is "twenty-two million, six hundred sixty-seven thousand, two hundred forty-two".