22094427 has 8 divisors (see below), whose sum is σ = 29745664. Its totient is φ = 14586408.

The previous prime is 22094417. The next prime is 22094437. The reversal of 22094427 is 72449022.

It is an interprime number because it is at equal distance from previous prime (22094417) and next prime (22094437).

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

It is not a de Polignac number, because 22094427 - 2⁴ = 22094411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22094394 and 22094403.

It is not an unprimeable number, because it can be changed into a prime (22094417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35443 + ... + 36060.

It is an arithmetic number, because the mean of its divisors is an integer number (3718208).

Almost surely, 2^22094427 is an apocalyptic number.

22094427 is a deficient number, since it is larger than the sum of its proper divisors (7651237).

22094427 is a wasteful number, since it uses less digits than its factorization.

22094427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71609.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 22094427 is about 4700.4709338533. The cubic root of 22094427 is about 280.6042520329.

The spelling of 22094427 in words is "twenty-two million, ninety-four thousand, four hundred twenty-seven".