2772481273 has 8 divisors (see below), whose sum is σ = 2933219520. Its totient is φ = 2613224880.

The previous prime is 2772481183. The next prime is 2772481277. The reversal of 2772481273 is 3721842772.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2772481273 - 2⁹ = 2772480761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2772481277) 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, 366613 + ... + 374098.

It is an arithmetic number, because the mean of its divisors is an integer number (366652440).

Almost surely, 2^2772481273 is an apocalyptic number.

It is an amenable number.

2772481273 is a deficient number, since it is larger than the sum of its proper divisors (160738247).

2772481273 is a wasteful number, since it uses less digits than its factorization.

2772481273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740927.

The product of its digits is 263424, while the sum is 43.

The square root of 2772481273 is about 52654.3566383637. The cubic root of 2772481273 is about 1404.8270913468.

The spelling of 2772481273 in words is "two billion, seven hundred seventy-two million, four hundred eighty-one thousand, two hundred seventy-three".