13285706 has 16 divisors (see below), whose sum is σ = 22827840. Its totient is φ = 5680800.

The previous prime is 13285663. The next prime is 13285709. The reversal of 13285706 is 60758231.

It is a happy number.

13285706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13285709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7625 + ... + 9203.

It is an arithmetic number, because the mean of its divisors is an integer number (1426740).

Almost surely, 2^13285706 is an apocalyptic number.

13285706 is a deficient number, since it is larger than the sum of its proper divisors (9542134).

13285706 is a wasteful number, since it uses less digits than its factorization.

13285706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2189.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 13285706 is about 3644.9562411639. The cubic root of 13285706 is about 236.8435412120.

The spelling of 13285706 in words is "thirteen million, two hundred eighty-five thousand, seven hundred six".