2204172147 has 16 divisors (see below), whose sum is σ = 2981184128. Its totient is φ = 1448331840.

The previous prime is 2204172143. The next prime is 2204172151. The reversal of 2204172147 is 7412714022.

It is an interprime number because it is at equal distance from previous prime (2204172143) and next prime (2204172151).

It is not a de Polignac number, because 2204172147 - 2² = 2204172143 is a prime.

It is a super-2 number, since 2×2204172147² = 9716749707221179218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2204172143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464328 + ... + 469050.

It is an arithmetic number, because the mean of its divisors is an integer number (186324008).

Almost surely, 2^2204172147 is an apocalyptic number.

2204172147 is a deficient number, since it is larger than the sum of its proper divisors (777011981).

2204172147 is a wasteful number, since it uses less digits than its factorization.

2204172147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6930.

The product of its (nonzero) digits is 6272, while the sum is 30.

The square root of 2204172147 is about 46948.6117686136. The cubic root of 2204172147 is about 1301.4130880845.

Adding to 2204172147 its reverse (7412714022), we get a palindrome (9616886169).

The spelling of 2204172147 in words is "two billion, two hundred four million, one hundred seventy-two thousand, one hundred forty-seven".