4345344231 has 16 divisors (see below), whose sum is σ = 6040400256. Its totient is φ = 2776134816.

The previous prime is 4345344229. The next prime is 4345344239. The reversal of 4345344231 is 1324435434.

It is not a de Polignac number, because 4345344231 - 2¹ = 4345344229 is a prime.

It is a super-2 number, since 2×4345344231² = 37764032971769962722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4345344192 and 4345344201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4345344239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310945 + ... + 324618.

It is an arithmetic number, because the mean of its divisors is an integer number (377525016).

Almost surely, 2^4345344231 is an apocalyptic number.

4345344231 is a deficient number, since it is larger than the sum of its proper divisors (1695056025).

4345344231 is a wasteful number, since it uses less digits than its factorization.

4345344231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635662.

The product of its digits is 69120, while the sum is 33.

The square root of 4345344231 is about 65919.2250485395. The cubic root of 4345344231 is about 1631.8293074823.

Adding to 4345344231 its reverse (1324435434), we get a palindrome (5669779665).

The spelling of 4345344231 in words is "four billion, three hundred forty-five million, three hundred forty-four thousand, two hundred thirty-one".