2421373500 has 672 divisors, whose sum is σ = 9892192128. Its totient is φ = 503884800.

The previous prime is 2421373489. The next prime is 2421373519. The reversal of 2421373500 is 53731242.

2421373500 is a `hidden beast` number, since 24 + 2 + 137 + 3 + 500 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 33169464 + ... + 33169536.

It is an arithmetic number, because the mean of its divisors is an integer number (14720524).

Almost surely, 2^2421373500 is an apocalyptic number.

2421373500 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 2421373500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4946096064).

2421373500 is an abundant number, since it is smaller than the sum of its proper divisors (7470818628).

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

2421373500 is a wasteful number, since it uses less digits than its factorization.

2421373500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 2421373500 is about 49207.4537036819. The cubic root of 2421373500 is about 1342.8286389970.

The spelling of 2421373500 in words is "two billion, four hundred twenty-one million, three hundred seventy-three thousand, five hundred".