2421424013 has 4 divisors (see below), whose sum is σ = 2444933088. Its totient is φ = 2397914940.

The previous prime is 2421423997. The next prime is 2421424073. The reversal of 2421424013 is 3104241242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2421424013 - 2⁴ = 2421423997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2421424013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421424073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11754383 + ... + 11754588.

It is an arithmetic number, because the mean of its divisors is an integer number (611233272).

Almost surely, 2^2421424013 is an apocalyptic number.

It is an amenable number.

2421424013 is a deficient number, since it is larger than the sum of its proper divisors (23509075).

2421424013 is a wasteful number, since it uses less digits than its factorization.

2421424013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23509074.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 2421424013 is about 49207.9669667423. The cubic root of 2421424013 is about 1342.8379766493.

Adding to 2421424013 its reverse (3104241242), we get a palindrome (5525665255).

The spelling of 2421424013 in words is "two billion, four hundred twenty-one million, four hundred twenty-four thousand, thirteen".