14991338 has 8 divisors (see below), whose sum is σ = 22739940. Its totient is φ = 7411360.

The previous prime is 14991313. The next prime is 14991349. The reversal of 14991338 is 83319941.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14462809 + 528529 = 3803^2 + 727^2 .

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

It is a Curzon 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, 41933 + ... + 42288.

Almost surely, 2^14991338 is an apocalyptic number.

14991338 is a deficient number, since it is larger than the sum of its proper divisors (7748602).

14991338 is an equidigital number, since it uses as much as digits as its factorization.

14991338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84312.

The product of its digits is 23328, while the sum is 38.

The square root of 14991338 is about 3871.8649253299. The cubic root of 14991338 is about 246.5737264501.

The spelling of 14991338 in words is "fourteen million, nine hundred ninety-one thousand, three hundred thirty-eight".