2239804668 has 48 divisors (see below), whose sum is σ = 5283419904. Its totient is φ = 738474240.

The previous prime is 2239804667. The next prime is 2239804691. The reversal of 2239804668 is 8664089322.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2239804661) 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, 420196 + ... + 425492.

It is an arithmetic number, because the mean of its divisors is an integer number (110071248).

Almost surely, 2^2239804668 is an apocalyptic number.

It is an amenable number.

2239804668 is an abundant number, since it is smaller than the sum of its proper divisors (3043615236).

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

2239804668 is a wasteful number, since it uses less digits than its factorization.

2239804668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5682 (or 5680 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 48.

The square root of 2239804668 is about 47326.5746489221. The cubic root of 2239804668 is about 1308.3884905934.

The spelling of 2239804668 in words is "two billion, two hundred thirty-nine million, eight hundred four thousand, six hundred sixty-eight".