2421035421 has 16 divisors (see below), whose sum is σ = 3696294528. Its totient is φ = 1380787200.

The previous prime is 2421035411. The next prime is 2421035429. The reversal of 2421035421 is 1245301242.

It is not a de Polignac number, because 2421035421 - 2⁷ = 2421035293 is a prime.

It is a super-2 number, since 2×2421035421² = 11722825019473294482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2421035391 and 2421035400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421035429) 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 15 ways as a sum of consecutive naturals, for example, 99700 + ... + 121581.

It is an arithmetic number, because the mean of its divisors is an integer number (231018408).

Almost surely, 2^2421035421 is an apocalyptic number.

2421035421 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2421035421 is a deficient number, since it is larger than the sum of its proper divisors (1275259107).

2421035421 is a wasteful number, since it uses less digits than its factorization.

2421035421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221812.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2421035421 is about 49204.0183420013. The cubic root of 2421035421 is about 1342.7661395804.

Adding to 2421035421 its reverse (1245301242), we get a palindrome (3666336663).

The spelling of 2421035421 in words is "two billion, four hundred twenty-one million, thirty-five thousand, four hundred twenty-one".