2267243172 has 54 divisors (see below), whose sum is σ = 6048633318. Its totient is φ = 715967424.

The previous prime is 2267243159. The next prime is 2267243197. The reversal of 2267243172 is 2713427622.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1493513316 + 773729856 = 38646^2 + 27816^2 .

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

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 74233 + ... + 100224.

Almost surely, 2^2267243172 is an apocalyptic number.

It is an amenable number.

2267243172 is an abundant number, since it is smaller than the sum of its proper divisors (3781390146).

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

2267243172 is a wasteful number, since it uses less digits than its factorization.

2267243172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174505 (or 174481 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 2267243172 is about 47615.5769890484. The cubic root of 2267243172 is about 1313.7095818488.

The spelling of 2267243172 in words is "two billion, two hundred sixty-seven million, two hundred forty-three thousand, one hundred seventy-two".