431424424 has 16 divisors (see below), whose sum is σ = 809373600. Its totient is φ = 215591472.

The previous prime is 431424401. The next prime is 431424437. The reversal of 431424424 is 424424134.

It is a super-2 number, since 2×431424424² = 372254067247463552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 431424392 and 431424401.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1117 + ... + 29395.

It is an arithmetic number, because the mean of its divisors is an integer number (50585850).

Almost surely, 2^431424424 is an apocalyptic number.

It is an amenable number.

431424424 is a deficient number, since it is larger than the sum of its proper divisors (377949176).

431424424 is a wasteful number, since it uses less digits than its factorization.

431424424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30192 (or 30188 counting only the distinct ones).

The product of its digits is 12288, while the sum is 28.

The square root of 431424424 is about 20770.7588691410. The cubic root of 431424424 is about 755.6167490934.

Adding to 431424424 its reverse (424424134), we get a palindrome (855848558).

The spelling of 431424424 in words is "four hundred thirty-one million, four hundred twenty-four thousand, four hundred twenty-four".