2434421 has 4 divisors (see below), whose sum is σ = 2655744. Its totient is φ = 2213100.

The previous prime is 2434387. The next prime is 2434423. The reversal of 2434421 is 1244342.

2434421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2434421 - 2¹⁴ = 2418037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2434393 and 2434402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2434423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110645 + ... + 110666.

It is an arithmetic number, because the mean of its divisors is an integer number (663936).

2^2434421 is an apocalyptic number.

It is an amenable number.

2434421 is a deficient number, since it is larger than the sum of its proper divisors (221323).

2434421 is a wasteful number, since it uses less digits than its factorization.

2434421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221322.

The product of its digits is 768, while the sum is 20.

The square root of 2434421 is about 1560.2631188361. The cubic root of 2434421 is about 134.5236250609.

Adding to 2434421 its reverse (1244342), we get a palindrome (3678763).

It can be divided in two parts, 243 and 4421, that added together give a palindrome (4664).

The spelling of 2434421 in words is "two million, four hundred thirty-four thousand, four hundred twenty-one".