4013709 has 16 divisors (see below), whose sum is σ = 6167040. Its totient is φ = 2274480.

The previous prime is 4013699. The next prime is 4013729. The reversal of 4013709 is 9073104.

It is not a de Polignac number, because 4013709 - 2⁹ = 4013197 is a prime.

It is a super-2 number, since 2×4013709² = 32219719873362, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4013729) 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, 2022 + ... + 3480.

It is an arithmetic number, because the mean of its divisors is an integer number (385440).

Almost surely, 2^4013709 is an apocalyptic number.

It is an amenable number.

4013709 is a deficient number, since it is larger than the sum of its proper divisors (2153331).

4013709 is a wasteful number, since it uses less digits than its factorization.

4013709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 4013709 is about 2003.4243185107. The cubic root of 4013709 is about 158.9212457580.

The spelling of 4013709 in words is "four million, thirteen thousand, seven hundred nine".