22666298 has 8 divisors (see below), whose sum is σ = 34641108. Its totient is φ = 11119264.

The previous prime is 22666271. The next prime is 22666309. The reversal of 22666298 is 89266622.

It can be written as a sum of positive squares in 2 ways, for example, as 22629049 + 37249 = 4757^2 + 193^2 .

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

It is a super-2 number, since 2×22666298² = 1027522130049608, which contains 22 as substring.

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, 106811 + ... + 107022.

Almost surely, 2^22666298 is an apocalyptic number.

22666298 is a deficient number, since it is larger than the sum of its proper divisors (11974810).

22666298 is a wasteful number, since it uses less digits than its factorization.

22666298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213888.

The product of its digits is 124416, while the sum is 41.

The square root of 22666298 is about 4760.9135677935. The cubic root of 22666298 is about 283.0046239469.

The spelling of 22666298 in words is "twenty-two million, six hundred sixty-six thousand, two hundred ninety-eight".