4434431 has 2 divisors, whose sum is σ = 4434432. Its totient is φ = 4434430.

The previous prime is 4434427. The next prime is 4434449. The reversal of 4434431 is 1344344.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4434431 - 2² = 4434427 is a prime.

It is a super-2 number, since 2×4434431² = 39328356587522, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4434397 and 4434406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4434421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2217215 + 2217216.

It is an arithmetic number, because the mean of its divisors is an integer number (2217216).

Almost surely, 2^4434431 is an apocalyptic number.

4434431 is a deficient number, since it is larger than the sum of its proper divisors (1).

4434431 is an equidigital number, since it uses as much as digits as its factorization.

4434431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 23.

The square root of 4434431 is about 2105.8088707193. The cubic root of 4434431 is about 164.2905690527.

Adding to 4434431 its reverse (1344344), we get a palindrome (5778775).

The spelling of 4434431 in words is "four million, four hundred thirty-four thousand, four hundred thirty-one".