12236001 has 4 divisors (see below), whose sum is σ = 16314672. Its totient is φ = 8157332.

The previous prime is 12235997. The next prime is 12236047. The reversal of 12236001 is 10063221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12236001 - 2² = 12235997 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12236201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2039331 + ... + 2039336.

It is an arithmetic number, because the mean of its divisors is an integer number (4078668).

Almost surely, 2^12236001 is an apocalyptic number.

It is an amenable number.

12236001 is a deficient number, since it is larger than the sum of its proper divisors (4078671).

12236001 is an equidigital number, since it uses as much as digits as its factorization.

12236001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4078670.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 12236001 is about 3497.9995711835. Note that the first 3 decimals coincide. The cubic root of 12236001 is about 230.4339695706.

Adding to 12236001 its reverse (10063221), we get a palindrome (22299222).

The spelling of 12236001 in words is "twelve million, two hundred thirty-six thousand, one".