22342027 has 4 divisors (see below), whose sum is σ = 22393360. Its totient is φ = 22290696.

The previous prime is 22342009. The next prime is 22342031. The reversal of 22342027 is 72024322.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72024322 = 2 ⋅36012161.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22342027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22341989 and 22342007.

It is not an unprimeable number, because it can be changed into a prime (22342087) 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 3 ways as a sum of consecutive naturals, for example, 25008 + ... + 25885.

It is an arithmetic number, because the mean of its divisors is an integer number (5598340).

Almost surely, 2^22342027 is an apocalyptic number.

22342027 is a deficient number, since it is larger than the sum of its proper divisors (51333).

22342027 is an equidigital number, since it uses as much as digits as its factorization.

22342027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51332.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 22342027 is about 4726.7353427075. The cubic root of 22342027 is about 281.6485528462.

Adding to 22342027 its reverse (72024322), we get a palindrome (94366349).

The spelling of 22342027 in words is "twenty-two million, three hundred forty-two thousand, twenty-seven".