2432432421 has 24 divisors (see below), whose sum is σ = 3700494720. Its totient is φ = 1535417856.

The previous prime is 2432432417. The next prime is 2432432423. The reversal of 2432432421 is 1242342342.

It is not a de Polignac number, because 2432432421 - 2² = 2432432417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2432432423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 468180 + ... + 473346.

It is an arithmetic number, because the mean of its divisors is an integer number (154187280).

Almost surely, 2^2432432421 is an apocalyptic number.

It is an amenable number.

2432432421 is a deficient number, since it is larger than the sum of its proper divisors (1268062299).

2432432421 is a wasteful number, since it uses less digits than its factorization.

2432432421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7945 (or 7942 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 2432432421 is about 49319.6960757059. The cubic root of 2432432421 is about 1344.8698613277.

Adding to 2432432421 its reverse (1242342342), we get a palindrome (3674774763).

The spelling of 2432432421 in words is "two billion, four hundred thirty-two million, four hundred thirty-two thousand, four hundred twenty-one".