343243455 has 16 divisors (see below), whose sum is σ = 578094720. Its totient is φ = 173428128.

The previous prime is 343243427. The next prime is 343243463. The reversal of 343243455 is 554342343.

It is a happy number.

It is not a de Polignac number, because 343243455 - 2¹² = 343239359 is a prime.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 601897 + ... + 602466.

It is an arithmetic number, because the mean of its divisors is an integer number (36130920).

Almost surely, 2^343243455 is an apocalyptic number.

343243455 is a deficient number, since it is larger than the sum of its proper divisors (234851265).

343243455 is a wasteful number, since it uses less digits than its factorization.

343243455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1204390.

The product of its digits is 86400, while the sum is 33.

The square root of 343243455 is about 18526.8306787750. The cubic root of 343243455 is about 700.1655764781.

Adding to 343243455 its reverse (554342343), we get a palindrome (897585798).

The spelling of 343243455 in words is "three hundred forty-three million, two hundred forty-three thousand, four hundred fifty-five".