2421067968 has 140 divisors (see below), whose sum is σ = 7829425032. Its totient is φ = 733639680.

The previous prime is 2421067907. The next prime is 2421067969. The reversal of 2421067968 is 8697601242.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2421067969) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 35796 + ... + 78252.

Almost surely, 2^2421067968 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 2421067968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3914712516).

2421067968 is an abundant number, since it is smaller than the sum of its proper divisors (5408357064).

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

2421067968 is a wasteful number, since it uses less digits than its factorization.

2421067968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42492 (or 42473 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 2421067968 is about 49204.3490760725. The cubic root of 2421067968 is about 1342.7721566772.

The spelling of 2421067968 in words is "two billion, four hundred twenty-one million, sixty-seven thousand, nine hundred sixty-eight".