2421525120 has 256 divisors, whose sum is σ = 9003744000. Its totient is φ = 553340928.

The previous prime is 2421525089. The next prime is 2421525137. The reversal of 2421525120 is 215251242.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 656722 + ... + 660398.

It is an arithmetic number, because the mean of its divisors is an integer number (35170875).

Almost surely, 2^2421525120 is an apocalyptic number.

2421525120 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 2421525120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4501872000).

2421525120 is an abundant number, since it is smaller than the sum of its proper divisors (6582218880).

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

2421525120 is an equidigital number, since it uses as much as digits as its factorization.

2421525120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3720 (or 3694 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 2421525120 is about 49208.9942998229. The cubic root of 2421525120 is about 1342.8566665372.

Adding to 2421525120 its reverse (215251242), we get a palindrome (2636776362).

The spelling of 2421525120 in words is "two billion, four hundred twenty-one million, five hundred twenty-five thousand, one hundred twenty".