4024431 has 8 divisors (see below), whose sum is σ = 5962160. Its totient is φ = 2682936.

The previous prime is 4024429. The next prime is 4024487. The reversal of 4024431 is 1344204.

It is not a de Polignac number, because 4024431 - 2¹ = 4024429 is a prime.

It is a super-2 number, since 2×4024431² = 32392089747522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4024411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74500 + ... + 74553.

It is an arithmetic number, because the mean of its divisors is an integer number (745270).

Almost surely, 2^4024431 is an apocalyptic number.

4024431 is a deficient number, since it is larger than the sum of its proper divisors (1937729).

4024431 is a wasteful number, since it uses less digits than its factorization.

4024431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149062 (or 149056 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4024431 is about 2006.0984522201. The cubic root of 4024431 is about 159.0626310754.

Adding to 4024431 its reverse (1344204), we get a palindrome (5368635).

The spelling of 4024431 in words is "four million, twenty-four thousand, four hundred thirty-one".