2421432430 has 48 divisors (see below), whose sum is σ = 4530942000. Its totient is φ = 931682304.

The previous prime is 2421432389. The next prime is 2421432439. The reversal of 2421432430 is 342341242.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2421432395 and 2421432404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421432439) 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 23 ways as a sum of consecutive naturals, for example, 4196302 + ... + 4196878.

It is an arithmetic number, because the mean of its divisors is an integer number (94394625).

Almost surely, 2^2421432430 is an apocalyptic number.

2421432430 is a deficient number, since it is larger than the sum of its proper divisors (2109509570).

2421432430 is a wasteful number, since it uses less digits than its factorization.

2421432430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141 (or 1112 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 2421432430 is about 49208.0524914368. The cubic root of 2421432430 is about 1342.8395325732.

Adding to 2421432430 its reverse (342341242), we get a palindrome (2763773672).

It can be divided in two parts, 24214 and 32430, that added together give a square (56644 = 238²).

The spelling of 2421432430 in words is "two billion, four hundred twenty-one million, four hundred thirty-two thousand, four hundred thirty".