2272770156 has 48 divisors (see below), whose sum is σ = 5359656960. Its totient is φ = 749548800.

The previous prime is 2272770133. The next prime is 2272770161. The reversal of 2272770156 is 6510772722.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 609265 + ... + 612983.

It is an arithmetic number, because the mean of its divisors is an integer number (111659520).

Almost surely, 2^2272770156 is an apocalyptic number.

It is an amenable number.

2272770156 is an abundant number, since it is smaller than the sum of its proper divisors (3086886804).

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

2272770156 is a wasteful number, since it uses less digits than its factorization.

2272770156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4254 (or 4252 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 39.

The square root of 2272770156 is about 47673.5792237168. The cubic root of 2272770156 is about 1314.7762164070.

The spelling of 2272770156 in words is "two billion, two hundred seventy-two million, seven hundred seventy thousand, one hundred fifty-six".