13873867 has 8 divisors (see below), whose sum is σ = 16242912. Its totient is φ = 11601600.

The previous prime is 13873829. The next prime is 13873877. The reversal of 13873867 is 76837831.

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

It is a cyclic number.

It is not a de Polignac number, because 13873867 - 2¹⁵ = 13841099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13873877) 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, 23884 + ... + 24457.

It is an arithmetic number, because the mean of its divisors is an integer number (2030364).

Almost surely, 2^13873867 is an apocalyptic number.

13873867 is a deficient number, since it is larger than the sum of its proper divisors (2369045).

13873867 is an equidigital number, since it uses as much as digits as its factorization.

13873867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48389.

The product of its digits is 169344, while the sum is 43.

The square root of 13873867 is about 3724.7640193709. The cubic root of 13873867 is about 240.2882358710.

The spelling of 13873867 in words is "thirteen million, eight hundred seventy-three thousand, eight hundred sixty-seven".