14398638 has 16 divisors (see below), whose sum is σ = 29410560. Its totient is φ = 4697336.

The previous prime is 14398613. The next prime is 14398639. The reversal of 14398638 is 83689341.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 14398638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14398639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25248 + ... + 25811.

It is an arithmetic number, because the mean of its divisors is an integer number (1838160).

Almost surely, 2^14398638 is an apocalyptic number.

14398638 is an abundant number, since it is smaller than the sum of its proper divisors (15011922).

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

14398638 is a wasteful number, since it uses less digits than its factorization.

14398638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51111.

The product of its digits is 124416, while the sum is 42.

The square root of 14398638 is about 3794.5537287012. The cubic root of 14398638 is about 243.2804092486.

The spelling of 14398638 in words is "fourteen million, three hundred ninety-eight thousand, six hundred thirty-eight".