14224639 has 12 divisors (see below), whose sum is σ = 16839928. Its totient is φ = 11935440.

The previous prime is 14224627. The next prime is 14224643. The reversal of 14224639 is 93642241.

It is a happy number.

It is not a de Polignac number, because 14224639 - 2⁵ = 14224607 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14224639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14224619) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2949 + ... + 6094.

Almost surely, 2^14224639 is an apocalyptic number.

14224639 is a deficient number, since it is larger than the sum of its proper divisors (2615289).

14224639 is a wasteful number, since it uses less digits than its factorization.

14224639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9078 (or 9067 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 14224639 is about 3771.5565752087. The cubic root of 14224639 is about 242.2964686108.

The spelling of 14224639 in words is "fourteen million, two hundred twenty-four thousand, six hundred thirty-nine".