2239549888 has 56 divisors (see below), whose sum is σ = 4562362224. Its totient is φ = 1090099200.

The previous prime is 2239549849. The next prime is 2239549901. The reversal of 2239549888 is 8889459322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2379498 + ... + 2380438.

It is an arithmetic number, because the mean of its divisors is an integer number (81470754).

Almost surely, 2^2239549888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2239549888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2281181112).

2239549888 is an abundant number, since it is smaller than the sum of its proper divisors (2322812336).

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

2239549888 is an equidigital number, since it uses as much as digits as its factorization.

2239549888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901 (or 1891 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 58.

The square root of 2239549888 is about 47323.8828499945. The cubic root of 2239549888 is about 1308.3388785499.

The spelling of 2239549888 in words is "two billion, two hundred thirty-nine million, five hundred forty-nine thousand, eight hundred eighty-eight".