343499075 has 6 divisors (see below), whose sum is σ = 425938884. Its totient is φ = 274799240.

The previous prime is 343499071. The next prime is 343499111. The reversal of 343499075 is 570994343.

It is not a de Polignac number, because 343499075 - 2² = 343499071 is a prime.

It is a super-2 number, since 2×343499075² = 235983229051711250, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343499071) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 6869957 + ... + 6870006.

It is an arithmetic number, because the mean of its divisors is an integer number (70989814).

Almost surely, 2^343499075 is an apocalyptic number.

343499075 is a deficient number, since it is larger than the sum of its proper divisors (82439809).

343499075 is a wasteful number, since it uses less digits than its factorization.

343499075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13739973 (or 13739968 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 44.

The square root of 343499075 is about 18533.7280383629. The cubic root of 343499075 is about 700.3393422716.

The spelling of 343499075 in words is "three hundred forty-three million, four hundred ninety-nine thousand, seventy-five".