13642204 has 12 divisors (see below), whose sum is σ = 23902984. Its totient is φ = 6812784.

The previous prime is 13642199. The next prime is 13642207. The reversal of 13642204 is 40224631.

It is a happy number.

13642204 is nontrivially palindromic in base 12.

It is a super-2 number, since 2×13642204² = 372219459955232, which contains 22 as substring.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13642207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2974 + ... + 6010.

Almost surely, 2^13642204 is an apocalyptic number.

It is an amenable number.

13642204 is a deficient number, since it is larger than the sum of its proper divisors (10260780).

13642204 is a wasteful number, since it uses less digits than its factorization.

13642204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4164 (or 4162 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 13642204 is about 3693.5354337003. The cubic root of 13642204 is about 238.9432940286.

Adding to 13642204 its reverse (40224631), we get a palindrome (53866835).

It can be divided in two parts, 1364220 and 4, that added together give a square (1364224 = 1168²).

The spelling of 13642204 in words is "thirteen million, six hundred forty-two thousand, two hundred four".