2421116 has 12 divisors (see below), whose sum is σ = 4260480. Its totient is φ = 1203840.

The previous prime is 2421109. The next prime is 2421119. The reversal of 2421116 is 6111242.

It is a junction number, because it is equal to n+sod(n) for n = 2421094 and 2421103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421119) 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, 821 + ... + 2348.

It is an arithmetic number, because the mean of its divisors is an integer number (355040).

2^2421116 is an apocalyptic number.

It is an amenable number.

2421116 is a deficient number, since it is larger than the sum of its proper divisors (1839364).

2421116 is a wasteful number, since it uses less digits than its factorization.

2421116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3364 (or 3362 counting only the distinct ones).

The product of its digits is 96, while the sum is 17.

The square root of 2421116 is about 1555.9935732515. The cubic root of 2421116 is about 134.2781036451.

Adding to 2421116 its reverse (6111242), we get a palindrome (8532358).

It can be divided in two parts, 242 and 1116, that multiplied together give a palindrome (270072).

The spelling of 2421116 in words is "two million, four hundred twenty-one thousand, one hundred sixteen".