22449914 has 4 divisors (see below), whose sum is σ = 33674874. Its totient is φ = 11224956.

The previous prime is 22449907. The next prime is 22449961. The reversal of 22449914 is 41994422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41994422 = 2 ⋅20997211.

It can be written as a sum of positive squares in only one way, i.e., 12369289 + 10080625 = 3517^2 + 3175^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5612477 + ... + 5612480.

Almost surely, 2^22449914 is an apocalyptic number.

22449914 is a deficient number, since it is larger than the sum of its proper divisors (11224960).

22449914 is a wasteful number, since it uses less digits than its factorization.

22449914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11224959.

The product of its digits is 20736, while the sum is 35.

The square root of 22449914 is about 4738.1340208989. The cubic root of 22449914 is about 282.1011742330.

The spelling of 22449914 in words is "twenty-two million, four hundred forty-nine thousand, nine hundred fourteen".