14991927 has 8 divisors (see below), whose sum is σ = 20678640. Its totient is φ = 9649920.

The previous prime is 14991917. The next prime is 14991947. The reversal of 14991927 is 72919941.

14991927 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 14991927 - 2⁷ = 14991799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14991917) 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, 86074 + ... + 86247.

It is an arithmetic number, because the mean of its divisors is an integer number (2584830).

Almost surely, 2^14991927 is an apocalyptic number.

14991927 is a deficient number, since it is larger than the sum of its proper divisors (5686713).

14991927 is a wasteful number, since it uses less digits than its factorization.

14991927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172353.

The product of its digits is 40824, while the sum is 42.

The square root of 14991927 is about 3871.9409861205. The cubic root of 14991927 is about 246.5769556487.

The spelling of 14991927 in words is "fourteen million, nine hundred ninety-one thousand, nine hundred twenty-seven".