2421609330 has 256 divisors, whose sum is σ = 7219445760. Its totient is φ = 508032000.

The previous prime is 2421609329. The next prime is 2421609343. The reversal of 2421609330 is 339061242.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 19067727 + ... + 19067853.

It is an arithmetic number, because the mean of its divisors is an integer number (28200960).

Almost surely, 2^2421609330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2421609330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3609722880).

2421609330 is an abundant number, since it is smaller than the sum of its proper divisors (4797836430).

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

2421609330 is a wasteful number, since it uses less digits than its factorization.

2421609330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 2421609330 is about 49209.8499286474. The cubic root of 2421609330 is about 1342.8722325742.

The spelling of 2421609330 in words is "two billion, four hundred twenty-one million, six hundred nine thousand, three hundred thirty".