343402413 has 8 divisors (see below), whose sum is σ = 458685408. Its totient is φ = 228527184.

The previous prime is 343402399. The next prime is 343402421. The reversal of 343402413 is 314204343.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-343402413 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343402453) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 99970 + ... + 103347.

It is an arithmetic number, because the mean of its divisors is an integer number (57335676).

Almost surely, 2^343402413 is an apocalyptic number.

It is an amenable number.

343402413 is a deficient number, since it is larger than the sum of its proper divisors (115282995).

343402413 is a wasteful number, since it uses less digits than its factorization.

343402413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203883.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 343402413 is about 18531.1201226477. The cubic root of 343402413 is about 700.2736433538.

Adding to 343402413 its reverse (314204343), we get a palindrome (657606756).

The spelling of 343402413 in words is "three hundred forty-three million, four hundred two thousand, four hundred thirteen".