14887917 has 12 divisors (see below), whose sum is σ = 23459904. Its totient is φ = 9022920.

The previous prime is 14887913. The next prime is 14887921. The reversal of 14887917 is 71978841.

It is an interprime number because it is at equal distance from previous prime (14887913) and next prime (14887921).

It is not a de Polignac number, because 14887917 - 2² = 14887913 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14887913) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75093 + ... + 75290.

It is an arithmetic number, because the mean of its divisors is an integer number (1954992).

Almost surely, 2^14887917 is an apocalyptic number.

It is an amenable number.

14887917 is a deficient number, since it is larger than the sum of its proper divisors (8571987).

14887917 is a wasteful number, since it uses less digits than its factorization.

14887917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150400 (or 150397 counting only the distinct ones).

The product of its digits is 112896, while the sum is 45.

The square root of 14887917 is about 3858.4863612562. The cubic root of 14887917 is about 246.0054034110.

The spelling of 14887917 in words is "fourteen million, eight hundred eighty-seven thousand, nine hundred seventeen".