2421003434 has 4 divisors (see below), whose sum is σ = 3631505154. Its totient is φ = 1210501716.

The previous prime is 2421003397. The next prime is 2421003467. The reversal of 2421003434 is 4343001242.

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

It can be written as a sum of positive squares in only one way, i.e., 2412283225 + 8720209 = 49115^2 + 2953^2 .

It is a super-2 number, since 2×2421003434² = 11722515254879584712, which contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 605250857 + ... + 605250860.

Almost surely, 2^2421003434 is an apocalyptic number.

2421003434 is a deficient number, since it is larger than the sum of its proper divisors (1210501720).

2421003434 is a wasteful number, since it uses less digits than its factorization.

2421003434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210501719.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2421003434 is about 49203.6932963370. The cubic root of 2421003434 is about 1342.7602259605.

Adding to 2421003434 its reverse (4343001242), we get a palindrome (6764004676).

The spelling of 2421003434 in words is "two billion, four hundred twenty-one million, three thousand, four hundred thirty-four".