2227747156 has 24 divisors (see below), whose sum is σ = 4073981184. Its totient is φ = 1063893600.

The previous prime is 2227747153. The next prime is 2227747157. The reversal of 2227747156 is 6517477222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2227747153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47221 + ... + 81763.

It is an arithmetic number, because the mean of its divisors is an integer number (169749216).

Almost surely, 2^2227747156 is an apocalyptic number.

It is an amenable number.

2227747156 is a deficient number, since it is larger than the sum of its proper divisors (1846234028).

2227747156 is a wasteful number, since it uses less digits than its factorization.

2227747156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35271 (or 35269 counting only the distinct ones).

The product of its digits is 329280, while the sum is 43.

The square root of 2227747156 is about 47199.0164728038. The cubic root of 2227747156 is about 1306.0364545919.

The spelling of 2227747156 in words is "two billion, two hundred twenty-seven million, seven hundred forty-seven thousand, one hundred fifty-six".