14421398 has 4 divisors (see below), whose sum is σ = 21632100. Its totient is φ = 7210698.

The previous prime is 14421377. The next prime is 14421401. The reversal of 14421398 is 89312441.

It is a happy number.

14421398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3605348 + ... + 3605351.

It is an arithmetic number, because the mean of its divisors is an integer number (5408025).

Almost surely, 2^14421398 is an apocalyptic number.

14421398 is a deficient number, since it is larger than the sum of its proper divisors (7210702).

14421398 is an equidigital number, since it uses as much as digits as its factorization.

14421398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7210701.

The product of its digits is 6912, while the sum is 32.

The square root of 14421398 is about 3797.5515796365. The cubic root of 14421398 is about 243.4085266253.

The spelling of 14421398 in words is "fourteen million, four hundred twenty-one thousand, three hundred ninety-eight".