2238277217 has 16 divisors (see below), whose sum is σ = 2557958400. Its totient is φ = 1939741440.

The previous prime is 2238277211. The next prime is 2238277247. The reversal of 2238277217 is 7127728322.

It is a cyclic number.

It is not a de Polignac number, because 2238277217 - 2¹⁰ = 2238276193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2238277211) 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, 19208 + ... + 69609.

It is an arithmetic number, because the mean of its divisors is an integer number (159872400).

Almost surely, 2^2238277217 is an apocalyptic number.

It is an amenable number.

2238277217 is a deficient number, since it is larger than the sum of its proper divisors (319681183).

2238277217 is a wasteful number, since it uses less digits than its factorization.

2238277217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88936.

The product of its digits is 131712, while the sum is 41.

The square root of 2238277217 is about 47310.4345467255. The cubic root of 2238277217 is about 1308.0910012921.

It can be divided in two parts, 22382 and 77217, that added together give a palindrome (99599).

The spelling of 2238277217 in words is "two billion, two hundred thirty-eight million, two hundred seventy-seven thousand, two hundred seventeen".