2722813272 has 32 divisors (see below), whose sum is σ = 7563370800. Its totient is φ = 907604352.

The previous prime is 2722813253. The next prime is 2722813273. The reversal of 2722813272 is 2723182272.

It is a happy number.

It is a super-2 number, since 2×2722813272² = 14827424228358691968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2722813273) 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, 6302593 + ... + 6303024.

Almost surely, 2^2722813272 is an apocalyptic number.

It is an amenable number.

2722813272 is an abundant number, since it is smaller than the sum of its proper divisors (4840557528).

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

2722813272 is a wasteful number, since it uses less digits than its factorization.

2722813272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12605632 (or 12605622 counting only the distinct ones).

The product of its digits is 37632, while the sum is 36.

The square root of 2722813272 is about 52180.5832853562. The cubic root of 2722813272 is about 1396.3875014509.

The spelling of 2722813272 in words is "two billion, seven hundred twenty-two million, eight hundred thirteen thousand, two hundred seventy-two".