22027679 has 6 divisors (see below), whose sum is σ = 22378104. Its totient is φ = 21678440.

The previous prime is 22027673. The next prime is 22027711. The reversal of 22027679 is 97672022.

It is not a de Polignac number, because 22027679 - 2¹² = 22023583 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 (22027673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 39269 + ... + 39825.

It is an arithmetic number, because the mean of its divisors is an integer number (3729684).

Almost surely, 2^22027679 is an apocalyptic number.

22027679 is a deficient number, since it is larger than the sum of its proper divisors (350425).

22027679 is an frugal number, since it uses more digits than its factorization.

22027679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1185 (or 628 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 22027679 is about 4693.3654236592. The cubic root of 22027679 is about 280.3213954039.

The spelling of 22027679 in words is "twenty-two million, twenty-seven thousand, six hundred seventy-nine".