345298655 has 16 divisors (see below), whose sum is σ = 465635520. Its totient is φ = 243902208.

The previous prime is 345298633. The next prime is 345298669. The reversal of 345298655 is 556892543.

It is a cyclic number.

It is not a de Polignac number, because 345298655 - 2¹² = 345294559 is a prime.

It is a super-2 number, since 2×345298655² = 238462322289618050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113990 + ... + 116979.

It is an arithmetic number, because the mean of its divisors is an integer number (29102220).

Almost surely, 2^345298655 is an apocalyptic number.

345298655 is a deficient number, since it is larger than the sum of its proper divisors (120336865).

345298655 is a wasteful number, since it uses less digits than its factorization.

345298655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231010.

The product of its digits is 1296000, while the sum is 47.

The square root of 345298655 is about 18582.2134042207. The cubic root of 345298655 is about 701.5602307008.

The spelling of 345298655 in words is "three hundred forty-five million, two hundred ninety-eight thousand, six hundred fifty-five".