2167298228 has 6 divisors (see below), whose sum is σ = 3792771906. Its totient is φ = 1083649112.

The previous prime is 2167298173. The next prime is 2167298281. The reversal of 2167298228 is 8228927612.

It can be written as a sum of positive squares in only one way, i.e., 1317109264 + 850188964 = 36292^2 + 29158^2 .

It is a congruent number.

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, 270912275 + ... + 270912282.

It is an arithmetic number, because the mean of its divisors is an integer number (632128651).

Almost surely, 2^2167298228 is an apocalyptic number.

It is an amenable number.

2167298228 is a deficient number, since it is larger than the sum of its proper divisors (1625473678).

2167298228 is a wasteful number, since it uses less digits than its factorization.

2167298228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541824561 (or 541824559 counting only the distinct ones).

The product of its digits is 387072, while the sum is 47.

The square root of 2167298228 is about 46554.2503752343. The cubic root of 2167298228 is about 1294.1150621470.

The spelling of 2167298228 in words is "two billion, one hundred sixty-seven million, two hundred ninety-eight thousand, two hundred twenty-eight".