2201236424 has 8 divisors (see below), whose sum is σ = 4127318310. Its totient is φ = 1100618208.

The previous prime is 2201236417. The next prime is 2201236447. The reversal of 2201236424 is 4246321022.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1839552100 + 361684324 = 42890^2 + 19018^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2201236393 and 2201236402.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 137577269 + ... + 137577284.

Almost surely, 2^2201236424 is an apocalyptic number.

It is an amenable number.

2201236424 is a deficient number, since it is larger than the sum of its proper divisors (1926081886).

2201236424 is a wasteful number, since it uses less digits than its factorization.

2201236424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275154559 (or 275154555 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 2201236424 is about 46917.3360710090. The cubic root of 2201236424 is about 1300.8350500817.

Adding to 2201236424 its reverse (4246321022), we get a palindrome (6447557446).

The spelling of 2201236424 in words is "two billion, two hundred one million, two hundred thirty-six thousand, four hundred twenty-four".