840296268 has 120 divisors (see below), whose sum is σ = 2564255232. Its totient is φ = 234946656.

The previous prime is 840296263. The next prime is 840296269. The reversal of 840296268 is 862692048.

840296268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (840296263) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 102655 + ... + 110537.

Almost surely, 2^840296268 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 840296268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1282127616).

840296268 is an abundant number, since it is smaller than the sum of its proper divisors (1723958964).

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

840296268 is a wasteful number, since it uses less digits than its factorization.

840296268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7953 (or 7942 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 840296268 is about 28987.8641503647. The cubic root of 840296268 is about 943.6497117355.

The spelling of 840296268 in words is "eight hundred forty million, two hundred ninety-six thousand, two hundred sixty-eight".