2772667812 has 24 divisors (see below), whose sum is σ = 6470435776. Its totient is φ = 924097248.

The previous prime is 2772667801. The next prime is 2772667829. The reversal of 2772667812 is 2187662772.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132618 + ... + 152094.

Almost surely, 2^2772667812 is an apocalyptic number.

It is an amenable number.

2772667812 is an abundant number, since it is smaller than the sum of its proper divisors (3697767964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2772667812 is a wasteful number, since it uses less digits than its factorization.

2772667812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31347 (or 31345 counting only the distinct ones).

The product of its digits is 790272, while the sum is 48.

The square root of 2772667812 is about 52656.1279624699. The cubic root of 2772667812 is about 1404.8585973202.

The spelling of 2772667812 in words is "two billion, seven hundred seventy-two million, six hundred sixty-seven thousand, eight hundred twelve".