14422638 has 8 divisors (see below), whose sum is σ = 28845288. Its totient is φ = 4807544.

The previous prime is 14422627. The next prime is 14422643. The reversal of 14422638 is 83622441.

14422638 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

14422638 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1201881 + ... + 1201892.

It is an arithmetic number, because the mean of its divisors is an integer number (3605661).

Almost surely, 2^14422638 is an apocalyptic number.

14422638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14422638 is a wasteful number, since it uses less digits than its factorization.

14422638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2403778.

The product of its digits is 9216, while the sum is 30.

The square root of 14422638 is about 3797.7148392158. The cubic root of 14422638 is about 243.4155027849.

The spelling of 14422638 in words is "fourteen million, four hundred twenty-two thousand, six hundred thirty-eight".