2421563004 has 144 divisors (see below), whose sum is σ = 7438459392. Its totient is φ = 649224576.

The previous prime is 2421562973. The next prime is 2421563029. The reversal of 2421563004 is 4003651242.

2421563004 is a `hidden beast` number, since 2 + 4 + 21 + 5 + 630 + 0 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 303247 + ... + 311129.

It is an arithmetic number, because the mean of its divisors is an integer number (51655968).

Almost surely, 2^2421563004 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 2421563004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3719229696).

2421563004 is an abundant number, since it is smaller than the sum of its proper divisors (5016896388).

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

2421563004 is a wasteful number, since it uses less digits than its factorization.

2421563004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7976 (or 7971 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2421563004 is about 49209.3792279480. The cubic root of 2421563004 is about 1342.8636693576.

The spelling of 2421563004 in words is "two billion, four hundred twenty-one million, five hundred sixty-three thousand, four".