13729793 has 16 divisors (see below), whose sum is σ = 17539200. Its totient is φ = 10435200.

The previous prime is 13729783. The next prime is 13729801. The reversal of 13729793 is 39792731.

It is a cyclic number.

It is not a de Polignac number, because 13729793 - 2⁸ = 13729537 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a self number, because there is not a number n which added to its sum of digits gives 13729793.

It is not an unprimeable number, because it can be changed into a prime (13729753) 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, 983 + ... + 5331.

It is an arithmetic number, because the mean of its divisors is an integer number (1096200).

It is a Proth number, since it is equal to 419 ⋅ 2¹⁵ + 1 and 419 < 2¹⁵.

Almost surely, 2^13729793 is an apocalyptic number.

It is an amenable number.

13729793 is a deficient number, since it is larger than the sum of its proper divisors (3809407).

13729793 is a wasteful number, since it uses less digits than its factorization.

13729793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4408.

The product of its digits is 71442, while the sum is 41.

The square root of 13729793 is about 3705.3735304285. The cubic root of 13729793 is about 239.4535774728.

The spelling of 13729793 in words is "thirteen million, seven hundred twenty-nine thousand, seven hundred ninety-three".