2201232646 has 16 divisors (see below), whose sum is σ = 3421297440. Its totient is φ = 1060924480.

The previous prime is 2201232643. The next prime is 2201232647. The reversal of 2201232646 is 6462321022.

It is a super-2 number, since 2×2201232646² = 9690850323632322632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201232643) 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 7 ways as a sum of consecutive naturals, for example, 5031 + ... + 66541.

It is an arithmetic number, because the mean of its divisors is an integer number (213831090).

Almost surely, 2^2201232646 is an apocalyptic number.

2201232646 is a deficient number, since it is larger than the sum of its proper divisors (1220064794).

2201232646 is a wasteful number, since it uses less digits than its factorization.

2201232646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62159.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 2201232646 is about 46917.2958086887. The cubic root of 2201232646 is about 1300.8343058700.

Adding to 2201232646 its reverse (6462321022), we get a palindrome (8663553668).

The spelling of 2201232646 in words is "two billion, two hundred one million, two hundred thirty-two thousand, six hundred forty-six".