234544345 has 32 divisors (see below), whose sum is σ = 329764608. Its totient is φ = 156818688.

The previous prime is 234544339. The next prime is 234544361. The reversal of 234544345 is 543445432.

It is a cyclic number.

It is not a de Polignac number, because 234544345 - 2⁷ = 234544217 is a prime.

It is a super-2 number, since 2×234544345² = 110022099542958050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 234544345.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 420807 + ... + 421363.

It is an arithmetic number, because the mean of its divisors is an integer number (10305144).

Almost surely, 2^234544345 is an apocalyptic number.

It is an amenable number.

234544345 is a deficient number, since it is larger than the sum of its proper divisors (95220263).

234544345 is a wasteful number, since it uses less digits than its factorization.

234544345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849.

The product of its digits is 115200, while the sum is 34.

The square root of 234544345 is about 15314.8406782441. The cubic root of 234544345 is about 616.7014772980.

Adding to 234544345 its reverse (543445432), we get a palindrome (777989777).

The spelling of 234544345 in words is "two hundred thirty-four million, five hundred forty-four thousand, three hundred forty-five".