2013869 has 8 divisors (see below), whose sum is σ = 2366112. Its totient is φ = 1689840.

The previous prime is 2013859. The next prime is 2013877. The reversal of 2013869 is 9683102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2013869 is a prime.

It is a super-2 number, since 2×2013869² = 8111336698322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013859) 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, 6899 + ... + 7184.

It is an arithmetic number, because the mean of its divisors is an integer number (295764).

2^2013869 is an apocalyptic number.

It is an amenable number.

2013869 is a deficient number, since it is larger than the sum of its proper divisors (352243).

2013869 is a wasteful number, since it uses less digits than its factorization.

2013869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14107.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 2013869 is about 1419.1085229819. The cubic root of 2013869 is about 126.2826651418.

It can be divided in two parts, 2013 and 869, that added together give a palindrome (2882).

The spelling of 2013869 in words is "two million, thirteen thousand, eight hundred sixty-nine".