343502013 has 16 divisors (see below), whose sum is σ = 478408320. Its totient is φ = 218952384.

The previous prime is 343502009. The next prime is 343502021. The reversal of 343502013 is 310205343.

It is not a de Polignac number, because 343502013 - 2² = 343502009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343502023) by changing a digit.

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, 10206 + ... + 28127.

It is an arithmetic number, because the mean of its divisors is an integer number (29900520).

Almost surely, 2^343502013 is an apocalyptic number.

It is an amenable number.

343502013 is a deficient number, since it is larger than the sum of its proper divisors (134906307).

343502013 is a wasteful number, since it uses less digits than its factorization.

343502013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38468.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 343502013 is about 18533.8072990953. The cubic root of 343502013 is about 700.3413389690.

Adding to 343502013 its reverse (310205343), we get a palindrome (653707356).

It can be divided in two parts, 34350 and 2013, that added together give a palindrome (36363).

The spelling of 343502013 in words is "three hundred forty-three million, five hundred two thousand, thirteen".