2421332500 has 120 divisors (see below), whose sum is σ = 5528230400. Its totient is φ = 926640000.

The previous prime is 2421332479. The next prime is 2421332539. The reversal of 2421332500 is 52331242.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12167401 + ... + 12167599.

Almost surely, 2^2421332500 is an apocalyptic number.

2421332500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2421332500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2764115200).

2421332500 is an abundant number, since it is smaller than the sum of its proper divisors (3106897900).

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

2421332500 is a wasteful number, since it uses less digits than its factorization.

2421332500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2421332500 is about 49207.0370983663. The cubic root of 2421332500 is about 1342.8210597884.

Adding to 2421332500 its reverse (52331242), we get a palindrome (2473663742).

The spelling of 2421332500 in words is "two billion, four hundred twenty-one million, three hundred thirty-two thousand, five hundred".