2421323433 has 18 divisors (see below), whose sum is σ = 3530706426. Its totient is φ = 1598893632.

The previous prime is 2421323407. The next prime is 2421323441. The reversal of 2421323433 is 3343231242.

2421323433 is a `hidden beast` number, since 2 + 421 + 3 + 234 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1371369024 + 1049954409 = 37032^2 + 32403^2 .

It is not a de Polignac number, because 2421323433 - 2¹² = 2421319337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2421323397 and 2421323406.

It is not an unprimeable number, because it can be changed into a prime (2421323473) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1568460 + ... + 1570002.

It is an arithmetic number, because the mean of its divisors is an integer number (196150357).

Almost surely, 2^2421323433 is an apocalyptic number.

It is an amenable number.

2421323433 is a deficient number, since it is larger than the sum of its proper divisors (1109382993).

2421323433 is an equidigital number, since it uses as much as digits as its factorization.

2421323433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3205 (or 1659 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

The square root of 2421323433 is about 49206.9449671487. The cubic root of 2421323433 is about 1342.8193836626.

Adding to 2421323433 its reverse (3343231242), we get a palindrome (5764554675).

The spelling of 2421323433 in words is "two billion, four hundred twenty-one million, three hundred twenty-three thousand, four hundred thirty-three".