22340366 has 4 divisors (see below), whose sum is σ = 33510552. Its totient is φ = 11170182.

The previous prime is 22340359. The next prime is 22340377. The reversal of 22340366 is 66304322.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5585090 + ... + 5585093.

It is an arithmetic number, because the mean of its divisors is an integer number (8377638).

Almost surely, 2^22340366 is an apocalyptic number.

22340366 is a deficient number, since it is larger than the sum of its proper divisors (11170186).

22340366 is a wasteful number, since it uses less digits than its factorization.

22340366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11170185.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 22340366 is about 4726.5596367760. The cubic root of 22340366 is about 281.6415730283.

Adding to 22340366 its reverse (66304322), we get a palindrome (88644688).

The spelling of 22340366 in words is "twenty-two million, three hundred forty thousand, three hundred sixty-six".