13867234 has 4 divisors (see below), whose sum is σ = 20800854. Its totient is φ = 6933616.

The previous prime is 13867211. The next prime is 13867237. The reversal of 13867234 is 43276831.

It is a happy number.

13867234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43276831 = 13 ⋅3328987.

It can be written as a sum of positive squares in only one way, i.e., 8791225 + 5076009 = 2965^2 + 2253^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13867234.

It is not an unprimeable number, because it can be changed into a prime (13867237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3466807 + ... + 3466810.

Almost surely, 2^13867234 is an apocalyptic number.

13867234 is a deficient number, since it is larger than the sum of its proper divisors (6933620).

13867234 is an equidigital number, since it uses as much as digits as its factorization.

13867234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6933619.

The product of its digits is 24192, while the sum is 34.

The square root of 13867234 is about 3723.8735209456. The cubic root of 13867234 is about 240.2499363848.

It can be divided in two parts, 13867 and 234, that multiplied together give a triangular number (3244878 = T₂₅₄₇).

The spelling of 13867234 in words is "thirteen million, eight hundred sixty-seven thousand, two hundred thirty-four".