22345214 has 4 divisors (see below), whose sum is σ = 33517824. Its totient is φ = 11172606.

The previous prime is 22345207. The next prime is 22345231. The reversal of 22345214 is 41254322.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22345214.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5586302 + ... + 5586305.

It is an arithmetic number, because the mean of its divisors is an integer number (8379456).

Almost surely, 2^22345214 is an apocalyptic number.

22345214 is a deficient number, since it is larger than the sum of its proper divisors (11172610).

22345214 is a wasteful number, since it uses less digits than its factorization.

22345214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11172609.

The product of its digits is 1920, while the sum is 23.

The square root of 22345214 is about 4727.0724555479. The cubic root of 22345214 is about 281.6619442194.

Adding to 22345214 its reverse (41254322), we get a palindrome (63599536).

The spelling of 22345214 in words is "twenty-two million, three hundred forty-five thousand, two hundred fourteen".