2421838875 has 32 divisors (see below), whose sum is σ = 4085190720. Its totient is φ = 1273939200.

The previous prime is 2421838847. The next prime is 2421838879. The reversal of 2421838875 is 5788381242.

It is not a de Polignac number, because 2421838875 - 2⁸ = 2421838619 is a prime.

It is a super-2 number, since 2×2421838875² = 11730607072922531250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2421838879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16860 + ... + 71609.

It is an arithmetic number, because the mean of its divisors is an integer number (127662210).

Almost surely, 2^2421838875 is an apocalyptic number.

2421838875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2421838875 is a deficient number, since it is larger than the sum of its proper divisors (1663351845).

2421838875 is an equidigital number, since it uses as much as digits as its factorization.

2421838875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88560 (or 88550 counting only the distinct ones).

The product of its digits is 860160, while the sum is 48.

The square root of 2421838875 is about 49212.1821808381. The cubic root of 2421838875 is about 1342.9146616404.

The spelling of 2421838875 in words is "two billion, four hundred twenty-one million, eight hundred thirty-eight thousand, eight hundred seventy-five".