345244155 has 48 divisors (see below), whose sum is σ = 589605120. Its totient is φ = 172466496.

The previous prime is 345244147. The next prime is 345244199. The reversal of 345244155 is 551442543.

It is not a de Polignac number, because 345244155 - 2³ = 345244147 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 557436 + ... + 558054.

It is an arithmetic number, because the mean of its divisors is an integer number (12283440).

Almost surely, 2^345244155 is an apocalyptic number.

345244155 is a deficient number, since it is larger than the sum of its proper divisors (244360965).

345244155 is a wasteful number, since it uses less digits than its factorization.

345244155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768 (or 749 counting only the distinct ones).

The product of its digits is 48000, while the sum is 33.

The square root of 345244155 is about 18580.7468902625. The cubic root of 345244155 is about 701.5233186502.

Adding to 345244155 its reverse (551442543), we get a palindrome (896686698).

The spelling of 345244155 in words is "three hundred forty-five million, two hundred forty-four thousand, one hundred fifty-five".