22124219 has 8 divisors (see below), whose sum is σ = 23863392. Its totient is φ = 20390400.

The previous prime is 22124209. The next prime is 22124251. The reversal of 22124219 is 91242122.

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

It is a cyclic number.

It is not a de Polignac number, because 22124219 - 2⁴ = 22124203 is a prime.

It is a super-2 number, since 2×22124219² = 978962132719922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22124194 and 22124203.

It is not an unprimeable number, because it can be changed into a prime (22124209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13019 + ... + 14619.

It is an arithmetic number, because the mean of its divisors is an integer number (2982924).

Almost surely, 2^22124219 is an apocalyptic number.

22124219 is a deficient number, since it is larger than the sum of its proper divisors (1739173).

22124219 is a wasteful number, since it uses less digits than its factorization.

22124219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2677.

The product of its digits is 576, while the sum is 23.

The square root of 22124219 is about 4703.6389104607. The cubic root of 22124219 is about 280.7303171151.

The spelling of 22124219 in words is "twenty-two million, one hundred twenty-four thousand, two hundred nineteen".