2421038851 has 16 divisors (see below), whose sum is σ = 3027022848. Its totient is φ = 1881158400.

The previous prime is 2421038849. The next prime is 2421038891. The reversal of 2421038851 is 1588301242.

It is a happy number.

It is not a de Polignac number, because 2421038851 - 2¹ = 2421038849 is a prime.

It is a super-2 number, since 2×2421038851² = 11722858236102800402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2421038801) 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, 17355 + ... + 71716.

It is an arithmetic number, because the mean of its divisors is an integer number (189188928).

Almost surely, 2^2421038851 is an apocalyptic number.

2421038851 is a deficient number, since it is larger than the sum of its proper divisors (605983997).

2421038851 is a wasteful number, since it uses less digits than its factorization.

2421038851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89442.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 2421038851 is about 49204.0531968658. The cubic root of 2421038851 is about 1342.7667737010.

The spelling of 2421038851 in words is "two billion, four hundred twenty-one million, thirty-eight thousand, eight hundred fifty-one".