2283278532 has 24 divisors (see below), whose sum is σ = 5328422400. Its totient is φ = 760982496.

The previous prime is 2283278513. The next prime is 2283278539. The reversal of 2283278532 is 2358723822.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2283278539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158194 + ... + 172022.

It is an arithmetic number, because the mean of its divisors is an integer number (222017600).

Almost surely, 2^2283278532 is an apocalyptic number.

It is an amenable number.

2283278532 is an abundant number, since it is smaller than the sum of its proper divisors (3045143868).

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

2283278532 is a wasteful number, since it uses less digits than its factorization.

2283278532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27595 (or 27593 counting only the distinct ones).

The product of its digits is 322560, while the sum is 42.

The square root of 2283278532 is about 47783.6638611984. The cubic root of 2283278532 is about 1316.7994337375.

The spelling of 2283278532 in words is "two billion, two hundred eighty-three million, two hundred seventy-eight thousand, five hundred thirty-two".