2261788608 has 28 divisors (see below), whose sum is σ = 5984316200. Its totient is φ = 753929472.

The previous prime is 2261788597. The next prime is 2261788609. The reversal of 2261788608 is 8068871622.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2261788609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5889883 + ... + 5890266.

Almost surely, 2^2261788608 is an apocalyptic number.

It is an amenable number.

2261788608 is an abundant number, since it is smaller than the sum of its proper divisors (3722527592).

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

2261788608 is a wasteful number, since it uses less digits than its factorization.

2261788608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11780164 (or 11780154 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 48.

The square root of 2261788608 is about 47558.2654015051. The cubic root of 2261788608 is about 1312.6552224945.

The spelling of 2261788608 in words is "two billion, two hundred sixty-one million, seven hundred eighty-eight thousand, six hundred eight".