13993733 has 16 divisors (see below), whose sum is σ = 15832320. Its totient is φ = 12280896.

The previous prime is 13993723. The next prime is 13993739. The reversal of 13993733 is 33739931.

It is a cyclic number.

It is not a de Polignac number, because 13993733 - 2¹² = 13989637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13993739) 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 15 ways as a sum of consecutive naturals, for example, 22298 + ... + 22916.

It is an arithmetic number, because the mean of its divisors is an integer number (989520).

Almost surely, 2^13993733 is an apocalyptic number.

13993733 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13993733 is a deficient number, since it is larger than the sum of its proper divisors (1838587).

13993733 is a wasteful number, since it uses less digits than its factorization.

13993733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716.

The product of its digits is 45927, while the sum is 38.

The square root of 13993733 is about 3740.8198299303. The cubic root of 13993733 is about 240.9782582844.

The spelling of 13993733 in words is "thirteen million, nine hundred ninety-three thousand, seven hundred thirty-three".