343413405 has 32 divisors (see below), whose sum is σ = 611280000. Its totient is φ = 182923776.

The previous prime is 343413403. The next prime is 343413419. The reversal of 343413405 is 504314343.

It is not a de Polignac number, because 343413405 - 2¹ = 343413403 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343413403) 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 31 ways as a sum of consecutive naturals, for example, 201517 + ... + 203213.

It is an arithmetic number, because the mean of its divisors is an integer number (19102500).

Almost surely, 2^343413405 is an apocalyptic number.

It is an amenable number.

343413405 is a deficient number, since it is larger than the sum of its proper divisors (267866595).

343413405 is a wasteful number, since it uses less digits than its factorization.

343413405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3210 (or 3204 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 343413405 is about 18531.4167024542. The cubic root of 343413405 is about 700.2811149823.

Adding to 343413405 its reverse (504314343), we get a palindrome (847727748).

The spelling of 343413405 in words is "three hundred forty-three million, four hundred thirteen thousand, four hundred five".