2421333904 has 80 divisors (see below), whose sum is σ = 5240218176. Its totient is φ = 1083540480.

The previous prime is 2421333899. The next prime is 2421333949. The reversal of 2421333904 is 4093331242.

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 15 ways as a sum of consecutive naturals, for example, 1425984 + ... + 1427680.

Almost surely, 2^2421333904 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 2421333904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2620109088).

2421333904 is an abundant number, since it is smaller than the sum of its proper divisors (2818884272).

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

2421333904 is a wasteful number, since it uses less digits than its factorization.

2421333904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805 (or 1777 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 2421333904 is about 49207.0513646164. The cubic root of 2421333904 is about 1342.8213193315.

The spelling of 2421333904 in words is "two billion, four hundred twenty-one million, three hundred thirty-three thousand, nine hundred four".