14700247 has 4 divisors (see below), whose sum is σ = 14845896. Its totient is φ = 14554600.

The previous prime is 14700221. The next prime is 14700299. The reversal of 14700247 is 74200741.

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

It is a cyclic number.

It is not a de Polignac number, because 14700247 - 2²³ = 6311639 is a prime.

It is a super-2 number, since 2×14700247² = 432194523722018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14700947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72673 + ... + 72874.

It is an arithmetic number, because the mean of its divisors is an integer number (3711474).

Almost surely, 2^14700247 is an apocalyptic number.

14700247 is a deficient number, since it is larger than the sum of its proper divisors (145649).

14700247 is a wasteful number, since it uses less digits than its factorization.

14700247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145648.

The product of its (nonzero) digits is 1568, while the sum is 25.

The square root of 14700247 is about 3834.0901137036. The cubic root of 14700247 is about 244.9673536953.

Adding to 14700247 its reverse (74200741), we get a palindrome (88900988).

The spelling of 14700247 in words is "fourteen million, seven hundred thousand, two hundred forty-seven".