14700639 has 8 divisors (see below), whose sum is σ = 19709872. Its totient is φ = 9745920.

The previous prime is 14700629. The next prime is 14700643. The reversal of 14700639 is 93600741.

It is a happy number.

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

It is not a de Polignac number, because 14700639 - 2⁵ = 14700607 is a prime.

It is a super-2 number, since 2×14700639² = 432217574016642, 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 (14700629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12994 + ... + 14079.

It is an arithmetic number, because the mean of its divisors is an integer number (2463734).

Almost surely, 2^14700639 is an apocalyptic number.

14700639 is a deficient number, since it is larger than the sum of its proper divisors (5009233).

14700639 is a wasteful number, since it uses less digits than its factorization.

14700639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27257.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 14700639 is about 3834.1412337054. The cubic root of 14700639 is about 244.9695311270.

The spelling of 14700639 in words is "fourteen million, seven hundred thousand, six hundred thirty-nine".