2002421413 has 4 divisors (see below), whose sum is σ = 2024920620. Its totient is φ = 1979922208.

The previous prime is 2002421357. The next prime is 2002421459. The reversal of 2002421413 is 3141242002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 129436129 + 1872985284 = 11377^2 + 43278^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002421413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002421713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11249470 + ... + 11249647.

It is an arithmetic number, because the mean of its divisors is an integer number (506230155).

Almost surely, 2^2002421413 is an apocalyptic number.

It is an amenable number.

2002421413 is a deficient number, since it is larger than the sum of its proper divisors (22499207).

2002421413 is an equidigital number, since it uses as much as digits as its factorization.

2002421413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22499206.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2002421413 is about 44748.4235811721. The cubic root of 2002421413 is about 1260.4293097004.

Adding to 2002421413 its reverse (3141242002), we get a palindrome (5143663415).

The spelling of 2002421413 in words is "two billion, two million, four hundred twenty-one thousand, four hundred thirteen".