2293243904 has 168 divisors, whose sum is σ = 5546956140. Its totient is φ = 944111616.

The previous prime is 2293243891. The next prime is 2293243913. The reversal of 2293243904 is 4093423922.

It can be written as a sum of positive squares in 2 ways, for example, as 2047381504 + 245862400 = 45248^2 + 15680^2 .

It is a super-2 number, since 2×2293243904² = 10517935206466322432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11640734 + ... + 11640930.

Almost surely, 2^2293243904 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 2293243904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2773478070).

2293243904 is an abundant number, since it is smaller than the sum of its proper divisors (3253712236).

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

2293243904 is an equidigital number, since it uses as much as digits as its factorization.

2293243904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266 (or 235 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 2293243904 is about 47887.8262609611. The cubic root of 2293243904 is about 1318.7123776723.

The spelling of 2293243904 in words is "two billion, two hundred ninety-three million, two hundred forty-three thousand, nine hundred four".