2277938216 has 16 divisors (see below), whose sum is σ = 4456836000. Its totient is φ = 1089448624.

The previous prime is 2277938213. The next prime is 2277938231. The reversal of 2277938216 is 6128397722.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2277938213) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 6189866 + ... + 6190233.

It is an arithmetic number, because the mean of its divisors is an integer number (278552250).

Almost surely, 2^2277938216 is an apocalyptic number.

It is an amenable number.

2277938216 is a deficient number, since it is larger than the sum of its proper divisors (2178897784).

2277938216 is a wasteful number, since it uses less digits than its factorization.

2277938216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12380128 (or 12380124 counting only the distinct ones).

The product of its digits is 508032, while the sum is 47.

The square root of 2277938216 is about 47727.7510050495. The cubic root of 2277938216 is about 1315.7720200785.

The spelling of 2277938216 in words is "two billion, two hundred seventy-seven million, nine hundred thirty-eight thousand, two hundred sixteen".