22112879 has 8 divisors (see below), whose sum is σ = 22948992. Its totient is φ = 21291480.

The previous prime is 22112873. The next prime is 22112887. The reversal of 22112879 is 97821122.

22112879 = T₃₄₅ + T₃₄₆ + ... + T₅₅₇.

It is a happy number.

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

It is not a de Polignac number, because 22112879 - 2¹² = 22108783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112873) 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, 569 + ... + 6674.

It is an arithmetic number, because the mean of its divisors is an integer number (2868624).

Almost surely, 2^22112879 is an apocalyptic number.

22112879 is a deficient number, since it is larger than the sum of its proper divisors (836113).

22112879 is an equidigital number, since it uses as much as digits as its factorization.

22112879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7357.

The product of its digits is 4032, while the sum is 32.

The square root of 22112879 is about 4702.4333062788. The cubic root of 22112879 is about 280.6823451640.

The spelling of 22112879 in words is "twenty-two million, one hundred twelve thousand, eight hundred seventy-nine".