14438398 has 16 divisors (see below), whose sum is σ = 23486400. Its totient is φ = 6617376.

The previous prime is 14438393. The next prime is 14438401. The reversal of 14438398 is 89383441.

It is a self number, because there is not a number n which added to its sum of digits gives 14438398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14438393) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 2011 + ... + 5737.

It is an arithmetic number, because the mean of its divisors is an integer number (1467900).

Almost surely, 2^14438398 is an apocalyptic number.

14438398 is a deficient number, since it is larger than the sum of its proper divisors (9048002).

14438398 is a wasteful number, since it uses less digits than its factorization.

14438398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3891.

The product of its digits is 82944, while the sum is 40.

The square root of 14438398 is about 3799.7892046796. The cubic root of 14438398 is about 243.5041327072.

The spelling of 14438398 in words is "fourteen million, four hundred thirty-eight thousand, three hundred ninety-eight".