4323431 has 8 divisors (see below), whose sum is σ = 5201280. Its totient is φ = 3510648.

The previous prime is 4323427. The next prime is 4323439. The reversal of 4323431 is 1343234.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4323431 - 2² = 4323427 is a prime.

It is a super-2 number, since 2×4323431² = 37384111223522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4323439) 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, 16121 + ... + 16386.

It is an arithmetic number, because the mean of its divisors is an integer number (650160).

Almost surely, 2^4323431 is an apocalyptic number.

4323431 is a deficient number, since it is larger than the sum of its proper divisors (877849).

4323431 is a wasteful number, since it uses less digits than its factorization.

4323431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32533.

The product of its digits is 864, while the sum is 20.

The square root of 4323431 is about 2079.2861755901. The cubic root of 4323431 is about 162.9081620993.

Adding to 4323431 its reverse (1343234), we get a palindrome (5666665).

The spelling of 4323431 in words is "four million, three hundred twenty-three thousand, four hundred thirty-one".