2421254433 has 32 divisors (see below), whose sum is σ = 3579278976. Its totient is φ = 1446225408.

The previous prime is 2421254401. The next prime is 2421254443. The reversal of 2421254433 is 3344521242.

It is not a de Polignac number, because 2421254433 - 2⁵ = 2421254401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2421254433.

It is not an unprimeable number, because it can be changed into a prime (2421254443) 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 31 ways as a sum of consecutive naturals, for example, 672085 + ... + 675677.

It is an arithmetic number, because the mean of its divisors is an integer number (111852468).

Almost surely, 2^2421254433 is an apocalyptic number.

It is an amenable number.

2421254433 is a deficient number, since it is larger than the sum of its proper divisors (1158024543).

2421254433 is a wasteful number, since it uses less digits than its factorization.

2421254433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4113.

The product of its digits is 23040, while the sum is 30.

The square root of 2421254433 is about 49206.2438416102. The cubic root of 2421254433 is about 1342.8066281840.

Adding to 2421254433 its reverse (3344521242), we get a palindrome (5765775675).

The spelling of 2421254433 in words is "two billion, four hundred twenty-one million, two hundred fifty-four thousand, four hundred thirty-three".