13634222 has 16 divisors (see below), whose sum is σ = 23944032. Its totient is φ = 5700480.

The previous prime is 13634219. The next prime is 13634237. The reversal of 13634222 is 22243631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11303 + ... + 12450.

It is an arithmetic number, because the mean of its divisors is an integer number (1496502).

Almost surely, 2^13634222 is an apocalyptic number.

13634222 is a deficient number, since it is larger than the sum of its proper divisors (10309810).

13634222 is a wasteful number, since it uses less digits than its factorization.

13634222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23803.

The product of its digits is 1728, while the sum is 23.

The square root of 13634222 is about 3692.4547390591. The cubic root of 13634222 is about 238.8966833424.

Adding to 13634222 its reverse (22243631), we get a palindrome (35877853).

The spelling of 13634222 in words is "thirteen million, six hundred thirty-four thousand, two hundred twenty-two".