2272764851 has 16 divisors (see below), whose sum is σ = 2632144896. Its totient is φ = 1922205696.

The previous prime is 2272764841. The next prime is 2272764877. The reversal of 2272764851 is 1584672722.

It is a cyclic number.

It is not a de Polignac number, because 2272764851 - 2³⁰ = 1199023027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2272764841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186590 + ... + 198396.

It is an arithmetic number, because the mean of its divisors is an integer number (164509056).

Almost surely, 2^2272764851 is an apocalyptic number.

2272764851 is a deficient number, since it is larger than the sum of its proper divisors (359380045).

2272764851 is a wasteful number, since it uses less digits than its factorization.

2272764851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12178.

The product of its digits is 376320, while the sum is 44.

The square root of 2272764851 is about 47673.5235848998. The cubic root of 2272764851 is about 1314.7751934420.

It can be divided in two parts, 22727 and 64851, that added together give a palindrome (87578).

The spelling of 2272764851 in words is "two billion, two hundred seventy-two million, seven hundred sixty-four thousand, eight hundred fifty-one".