13629793 has 4 divisors (see below), whose sum is σ = 13666708. Its totient is φ = 13592880.

The previous prime is 13629773. The next prime is 13629809. The reversal of 13629793 is 39792631.

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 10712529 + 2917264 = 3273^2 + 1708^2 .

It is a cyclic number.

It is not a de Polignac number, because 13629793 - 2⁹ = 13629281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13629773) 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, 17898 + ... + 18643.

It is an arithmetic number, because the mean of its divisors is an integer number (3416677).

Almost surely, 2^13629793 is an apocalyptic number.

It is an amenable number.

13629793 is a deficient number, since it is larger than the sum of its proper divisors (36915).

13629793 is an equidigital number, since it uses as much as digits as its factorization.

13629793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36914.

The product of its digits is 61236, while the sum is 40.

The square root of 13629793 is about 3691.8549538139. The cubic root of 13629793 is about 238.8708124615.

It can be divided in two parts, 136 and 29793, that added together give a square (29929 = 173²).

The spelling of 13629793 in words is "thirteen million, six hundred twenty-nine thousand, seven hundred ninety-three".