13622232 has 32 divisors (see below), whose sum is σ = 36676080. Its totient is φ = 4191360.

The previous prime is 13622177. The next prime is 13622269. The reversal of 13622232 is 23222631.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 13622199 and 13622208.

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, 21519 + ... + 22142.

Almost surely, 2^13622232 is an apocalyptic number.

13622232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13622232 is an abundant number, since it is smaller than the sum of its proper divisors (23053848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13622232 is a wasteful number, since it uses less digits than its factorization.

13622232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43683 (or 43679 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 13622232 is about 3690.8308007819. The cubic root of 13622232 is about 238.8266338427.

Adding to 13622232 its reverse (23222631), we get a palindrome (36844863).

The spelling of 13622232 in words is "thirteen million, six hundred twenty-two thousand, two hundred thirty-two".