14391338 has 8 divisors (see below), whose sum is σ = 23247588. Its totient is φ = 6642144.

The previous prime is 14391331. The next prime is 14391359. The reversal of 14391338 is 83319341.

It is a happy number.

14391338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 14386849 + 4489 = 3793^2 + 67^2 .

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

It is a super-2 number, since 2×14391338² = 414221218860488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14391331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276731 + ... + 276782.

Almost surely, 2^14391338 is an apocalyptic number.

14391338 is a deficient number, since it is larger than the sum of its proper divisors (8856250).

14391338 is a wasteful number, since it uses less digits than its factorization.

14391338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553528.

The product of its digits is 7776, while the sum is 32.

The square root of 14391338 is about 3793.5917018045. The cubic root of 14391338 is about 243.2392885258.

The spelling of 14391338 in words is "fourteen million, three hundred ninety-one thousand, three hundred thirty-eight".