4345231 has 6 divisors (see below), whose sum is σ = 4776296. Its totient is φ = 3950100.

The previous prime is 4345223. The next prime is 4345249. The reversal of 4345231 is 1325434.

It is not a de Polignac number, because 4345231 - 2³ = 4345223 is a prime.

It is a super-2 number, since 2×4345231² = 37762064886722, 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 (4345031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17835 + ... + 18076.

Almost surely, 2^4345231 is an apocalyptic number.

4345231 is a deficient number, since it is larger than the sum of its proper divisors (431065).

4345231 is a wasteful number, since it uses less digits than its factorization.

4345231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35933 (or 35922 counting only the distinct ones).

The product of its digits is 1440, while the sum is 22.

The square root of 4345231 is about 2084.5217676964. The cubic root of 4345231 is about 163.1815133287.

It can be divided in two parts, 434 and 5231, that added together give a palindrome (5665).

The spelling of 4345231 in words is "four million, three hundred forty-five thousand, two hundred thirty-one".