2421417 has 16 divisors (see below), whose sum is σ = 3548160. Its totient is φ = 1462032.

The previous prime is 2421407. The next prime is 2421421. The reversal of 2421417 is 7141242.

It is a happy number.

2421417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2421417 - 2¹⁵ = 2388649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2421393 and 2421402.

It is not an unprimeable number, because it can be changed into a prime (2421407) 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 15 ways as a sum of consecutive naturals, for example, 388 + ... + 2234.

It is an arithmetic number, because the mean of its divisors is an integer number (221760).

2^2421417 is an apocalyptic number.

It is an amenable number.

2421417 is a deficient number, since it is larger than the sum of its proper divisors (1126743).

2421417 is a wasteful number, since it uses less digits than its factorization.

2421417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1892.

The product of its digits is 448, while the sum is 21.

The square root of 2421417 is about 1556.0902930100. The cubic root of 2421417 is about 134.2836680259.

Adding to 2421417 its reverse (7141242), we get a palindrome (9562659).

The spelling of 2421417 in words is "two million, four hundred twenty-one thousand, four hundred seventeen".