2773466228 has 24 divisors (see below), whose sum is σ = 5228645352. Its totient is φ = 1279638144.

The previous prime is 2773466221. The next prime is 2773466231. The reversal of 2773466228 is 8226643772.

It can be written as a sum of positive squares in 4 ways, for example, as 133356304 + 2640109924 = 11548^2 + 51382^2 .

It is a super-2 number, since 2×2773466228² = 15384229835713095968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2773466221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194726 + ... + 208482.

It is an arithmetic number, because the mean of its divisors is an integer number (217860223).

Almost surely, 2^2773466228 is an apocalyptic number.

It is an amenable number.

2773466228 is a deficient number, since it is larger than the sum of its proper divisors (2455179124).

2773466228 is a wasteful number, since it uses less digits than its factorization.

2773466228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17651 (or 17649 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 47.

The square root of 2773466228 is about 52663.7088325538. The cubic root of 2773466228 is about 1404.9934318323.

The spelling of 2773466228 in words is "two billion, seven hundred seventy-three million, four hundred sixty-six thousand, two hundred twenty-eight".