14936993 has 4 divisors (see below), whose sum is σ = 15023508. Its totient is φ = 14850480.

The previous prime is 14936989. The next prime is 14937017. The reversal of 14936993 is 39963941.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9138529 + 5798464 = 3023^2 + 2408^2 .

It is a cyclic number.

It is not a de Polignac number, because 14936993 - 2² = 14936989 is a prime.

It is a super-2 number, since 2×14936993² = 446227519764098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14936903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42998 + ... + 43343.

It is an arithmetic number, because the mean of its divisors is an integer number (3755877).

Almost surely, 2^14936993 is an apocalyptic number.

It is an amenable number.

14936993 is a deficient number, since it is larger than the sum of its proper divisors (86515).

14936993 is an equidigital number, since it uses as much as digits as its factorization.

14936993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86514.

The product of its digits is 157464, while the sum is 44.

The square root of 14936993 is about 3864.8406176711. The cubic root of 14936993 is about 246.2754147629.

The spelling of 14936993 in words is "fourteen million, nine hundred thirty-six thousand, nine hundred ninety-three".