14998665 has 16 divisors (see below), whose sum is σ = 26179776. Its totient is φ = 7272000.

The previous prime is 14998649. The next prime is 14998667. The reversal of 14998665 is 56689941.

14998665 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14998665 - 2⁴ = 14998649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14998667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45286 + ... + 45615.

It is an arithmetic number, because the mean of its divisors is an integer number (1636236).

Almost surely, 2^14998665 is an apocalyptic number.

14998665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14998665 is a deficient number, since it is larger than the sum of its proper divisors (11181111).

14998665 is a wasteful number, since it uses less digits than its factorization.

14998665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90920.

The product of its digits is 466560, while the sum is 48.

The square root of 14998665 is about 3872.8109946136. The cubic root of 14998665 is about 246.6138907868.

It can be divided in two parts, 149986 and 65, that added together give a palindrome (150051).

The spelling of 14998665 in words is "fourteen million, nine hundred ninety-eight thousand, six hundred sixty-five".