2272105528 has 64 divisors (see below), whose sum is σ = 5441022720. Its totient is φ = 863635200.

The previous prime is 2272105513. The next prime is 2272105529. The reversal of 2272105528 is 8255012722.

It is a junction number, because it is equal to n+sod(n) for n = 2272105493 and 2272105502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2272105529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19726 + ... + 70237.

It is an arithmetic number, because the mean of its divisors is an integer number (85015980).

Almost surely, 2^2272105528 is an apocalyptic number.

2272105528 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2272105528 is an abundant number, since it is smaller than the sum of its proper divisors (3168917192).

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

2272105528 is a wasteful number, since it uses less digits than its factorization.

2272105528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90028 (or 90024 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 2272105528 is about 47666.6081025281. The cubic root of 2272105528 is about 1314.6480435577.

The spelling of 2272105528 in words is "two billion, two hundred seventy-two million, one hundred five thousand, five hundred twenty-eight".