22240334 has 4 divisors (see below), whose sum is σ = 33360504. Its totient is φ = 11120166.

The previous prime is 22240319. The next prime is 22240343. The reversal of 22240334 is 43304222.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5560082 + ... + 5560085.

It is an arithmetic number, because the mean of its divisors is an integer number (8340126).

Almost surely, 2^22240334 is an apocalyptic number.

22240334 is a deficient number, since it is larger than the sum of its proper divisors (11120170).

22240334 is a wasteful number, since it uses less digits than its factorization.

22240334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11120169.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 22240334 is about 4715.9658607755. The cubic root of 22240334 is about 281.2205813509.

Adding to 22240334 its reverse (43304222), we get a palindrome (65544556).

The spelling of 22240334 in words is "twenty-two million, two hundred forty thousand, three hundred thirty-four".