2394243904 has 56 divisors (see below), whose sum is σ = 5123911520. Its totient is φ = 1103445504.

The previous prime is 2394243851. The next prime is 2394243911. The reversal of 2394243904 is 4093424932.

It is a happy number.

It is a super-2 number, since 2×2394243904² = 11464807743682322432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 733027 + ... + 736285.

It is an arithmetic number, because the mean of its divisors is an integer number (91498420).

Almost surely, 2^2394243904 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 2394243904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2561955760).

2394243904 is an abundant number, since it is smaller than the sum of its proper divisors (2729667616).

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

2394243904 is a wasteful number, since it uses less digits than its factorization.

2394243904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4167 (or 4157 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 40.

The square root of 2394243904 is about 48931.0116797109. The cubic root of 2394243904 is about 1337.7946765520.

The spelling of 2394243904 in words is "two billion, three hundred ninety-four million, two hundred forty-three thousand, nine hundred four".