2421045 has 48 divisors (see below), whose sum is σ = 4709952. Its totient is φ = 1140480.

The previous prime is 2421043. The next prime is 2421047. The reversal of 2421045 is 5401242.

2421045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2421043) and next prime (2421047).

It is not a de Polignac number, because 2421045 - 2¹ = 2421043 is a prime.

It is a super-2 number, since 2×2421045² = 11722917784050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421043) 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 47 ways as a sum of consecutive naturals, for example, 33129 + ... + 33201.

It is an arithmetic number, because the mean of its divisors is an integer number (98124).

2^2421045 is an apocalyptic number.

It is an amenable number.

2421045 is a deficient number, since it is larger than the sum of its proper divisors (2288907).

2421045 is a wasteful number, since it uses less digits than its factorization.

2421045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 2421045 is about 1555.9707580800. The cubic root of 2421045 is about 134.2767910495.

Adding to 2421045 its reverse (5401242), we get a palindrome (7822287).

The spelling of 2421045 in words is "two million, four hundred twenty-one thousand, forty-five".