2421153 has 12 divisors (see below), whose sum is σ = 3996928. Its totient is φ = 1383480.

The previous prime is 2421149. The next prime is 2421163. The reversal of 2421153 is 3511242.

It is not a de Polignac number, because 2421153 - 2² = 2421149 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2421163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19153 + ... + 19278.

2^2421153 is an apocalyptic number.

It is an amenable number.

2421153 is a deficient number, since it is larger than the sum of its proper divisors (1575775).

2421153 is a wasteful number, since it uses less digits than its factorization.

2421153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38444 (or 38441 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 2421153 is about 1556.0054627153. The cubic root of 2421153 is about 134.2787876636.

Adding to 2421153 its reverse (3511242), we get a palindrome (5932395).

The spelling of 2421153 in words is "two million, four hundred twenty-one thousand, one hundred fifty-three".