343453430 has 16 divisors (see below), whose sum is σ = 619454304. Its totient is φ = 137106240.

The previous prime is 343453423. The next prime is 343453447. The reversal of 343453430 is 34354343.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 343453393 and 343453402.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 29111 + ... + 39170.

It is an arithmetic number, because the mean of its divisors is an integer number (38715894).

Almost surely, 2^343453430 is an apocalyptic number.

343453430 is a deficient number, since it is larger than the sum of its proper divisors (276000874).

343453430 is a wasteful number, since it uses less digits than its factorization.

343453430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68791.

The product of its (nonzero) digits is 25920, while the sum is 29.

The square root of 343453430 is about 18532.4965938214. The cubic root of 343453430 is about 700.3083199607.

The spelling of 343453430 in words is "three hundred forty-three million, four hundred fifty-three thousand, four hundred thirty".