2412421 has 4 divisors (see below), whose sum is σ = 2631744. Its totient is φ = 2193100.

The previous prime is 2412409. The next prime is 2412439. The reversal of 2412421 is 1242142.

2412421 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 2412421 - 2¹³ = 2404229 is a prime.

It is a Duffinian number.

2412421 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2412395 and 2412404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2412461) 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, 109645 + ... + 109666.

It is an arithmetic number, because the mean of its divisors is an integer number (657936).

2^2412421 is an apocalyptic number.

It is an amenable number.

2412421 is a deficient number, since it is larger than the sum of its proper divisors (219323).

2412421 is a wasteful number, since it uses less digits than its factorization.

2412421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219322.

The product of its digits is 128, while the sum is 16.

The square root of 2412421 is about 1553.1970254929. The cubic root of 2412421 is about 134.1171656609.

Adding to 2412421 its reverse (1242142), we get a palindrome (3654563).

It can be divided in two parts, 241 and 2421, that added together give a palindrome (2662).

The spelling of 2412421 in words is "two million, four hundred twelve thousand, four hundred twenty-one".