2272752522 has 12 divisors (see below), whose sum is σ = 4924297170. Its totient is φ = 757584168.

The previous prime is 2272752509. The next prime is 2272752523. The reversal of 2272752522 is 2252572722.

It can be written as a sum of positive squares in only one way, i.e., 2207966121 + 64786401 = 46989^2 + 8049^2 .

It is not an unprimeable number, because it can be changed into a prime (2272752523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63131997 + ... + 63132032.

Almost surely, 2^2272752522 is an apocalyptic number.

2272752522 is an abundant number, since it is smaller than the sum of its proper divisors (2651544648).

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

2272752522 is a wasteful number, since it uses less digits than its factorization.

2272752522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126264037 (or 126264034 counting only the distinct ones).

The product of its digits is 78400, while the sum is 36.

The square root of 2272752522 is about 47673.3942781506. The cubic root of 2272752522 is about 1314.7728160303.

The spelling of 2272752522 in words is "two billion, two hundred seventy-two million, seven hundred fifty-two thousand, five hundred twenty-two".