13859706 has 16 divisors (see below), whose sum is σ = 31679424. Its totient is φ = 3959904.

The previous prime is 13859701. The next prime is 13859711. The reversal of 13859706 is 60795831.

It is an interprime number because it is at equal distance from previous prime (13859701) and next prime (13859711).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13859701) 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, 164955 + ... + 165038.

It is an arithmetic number, because the mean of its divisors is an integer number (1979964).

Almost surely, 2^13859706 is an apocalyptic number.

13859706 is an abundant number, since it is smaller than the sum of its proper divisors (17819718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13859706 is a wasteful number, since it uses less digits than its factorization.

13859706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330005.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 13859706 is about 3722.8626082626. The cubic root of 13859706 is about 240.2064542961.

The spelling of 13859706 in words is "thirteen million, eight hundred fifty-nine thousand, seven hundred six".