13704406 has 4 divisors (see below), whose sum is σ = 20556612. Its totient is φ = 6852202.

The previous prime is 13704391. The next prime is 13704409. The reversal of 13704406 is 60440731.

13704406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13704409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3426100 + ... + 3426103.

It is an arithmetic number, because the mean of its divisors is an integer number (5139153).

Almost surely, 2^13704406 is an apocalyptic number.

13704406 is a deficient number, since it is larger than the sum of its proper divisors (6852206).

13704406 is an equidigital number, since it uses as much as digits as its factorization.

13704406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6852205.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 13704406 is about 3701.9462448825. The cubic root of 13704406 is about 239.3058996306.

It can be divided in two parts, 1370 and 4406, that added together give a square (5776 = 76²).

The spelling of 13704406 in words is "thirteen million, seven hundred four thousand, four hundred six".