2431424 has 14 divisors (see below), whose sum is σ = 4824984. Its totient is φ = 1215680.

The previous prime is 2431417. The next prime is 2431433. The reversal of 2431424 is 4241342.

2431424 is nontrivially palindromic in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 2431396 and 2431405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18932 + ... + 19059.

2^2431424 is an apocalyptic number.

It is an amenable number.

2431424 is a deficient number, since it is larger than the sum of its proper divisors (2393560).

2431424 is an equidigital number, since it uses as much as digits as its factorization.

2431424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38003 (or 37993 counting only the distinct ones).

The product of its digits is 768, while the sum is 20.

The square root of 2431424 is about 1559.3024081300. The cubic root of 2431424 is about 134.4683986692.

Adding to 2431424 its reverse (4241342), we get a palindrome (6672766).

The spelling of 2431424 in words is "two million, four hundred thirty-one thousand, four hundred twenty-four".