4331403 has 12 divisors (see below), whose sum is σ = 6313320. Its totient is φ = 2861376.

The previous prime is 4331389. The next prime is 4331417. The reversal of 4331403 is 3041334.

It is an interprime number because it is at equal distance from previous prime (4331389) and next prime (4331417).

It is not a de Polignac number, because 4331403 - 2⁶ = 4331339 is a prime.

It is a super-2 number, since 2×4331403² = 37522103896818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4331443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1113 + ... + 3146.

It is an arithmetic number, because the mean of its divisors is an integer number (526110).

Almost surely, 2^4331403 is an apocalyptic number.

4331403 is a deficient number, since it is larger than the sum of its proper divisors (1981917).

4331403 is a wasteful number, since it uses less digits than its factorization.

4331403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4378 (or 4375 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 4331403 is about 2081.2022967506. The cubic root of 4331403 is about 163.0082297274.

Adding to 4331403 its reverse (3041334), we get a palindrome (7372737).

The spelling of 4331403 in words is "four million, three hundred thirty-one thousand, four hundred three".