13632201 has 12 divisors (see below), whose sum is σ = 21481200. Its totient is φ = 8261880.

The previous prime is 13632193. The next prime is 13632211. The reversal of 13632201 is 10223631.

13632201 is a `hidden beast` number, since 13 + 632 + 20 + 1 = 666.

It is not a de Polignac number, because 13632201 - 2³ = 13632193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13632211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68751 + ... + 68948.

It is an arithmetic number, because the mean of its divisors is an integer number (1790100).

Almost surely, 2^13632201 is an apocalyptic number.

13632201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13632201 is a deficient number, since it is larger than the sum of its proper divisors (7848999).

13632201 is a wasteful number, since it uses less digits than its factorization.

13632201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137716 (or 137713 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 13632201 is about 3692.1810627324. The cubic root of 13632201 is about 238.8848788783.

Adding to 13632201 its reverse (10223631), we get a palindrome (23855832).

The spelling of 13632201 in words is "thirteen million, six hundred thirty-two thousand, two hundred one".