2238781112 has 16 divisors (see below), whose sum is σ = 4203870840. Its totient is φ = 1117748896.

The previous prime is 2238781067. The next prime is 2238781123. The reversal of 2238781112 is 2111878322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199403 + ... + 210330.

Almost surely, 2^2238781112 is an apocalyptic number.

It is an amenable number.

2238781112 is a deficient number, since it is larger than the sum of its proper divisors (1965089728).

2238781112 is a wasteful number, since it uses less digits than its factorization.

2238781112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410422 (or 410418 counting only the distinct ones).

The product of its digits is 10752, while the sum is 35.

The square root of 2238781112 is about 47315.7596578561. The cubic root of 2238781112 is about 1308.1891558092.

The spelling of 2238781112 in words is "two billion, two hundred thirty-eight million, seven hundred eighty-one thousand, one hundred twelve".