343408436 has 12 divisors (see below), whose sum is σ = 686816928. Its totient is φ = 147175032.

The previous prime is 343408427. The next prime is 343408441. The reversal of 343408436 is 634804343.

343408436 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 343408396 and 343408405.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 6132266 + ... + 6132321.

It is an arithmetic number, because the mean of its divisors is an integer number (57234744).

Almost surely, 2^343408436 is an apocalyptic number.

It is an amenable number.

343408436 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343408436 is a wasteful number, since it uses less digits than its factorization.

343408436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12264598 (or 12264596 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

The square root of 343408436 is about 18531.2826323490. The cubic root of 343408436 is about 700.2777374072.

The spelling of 343408436 in words is "three hundred forty-three million, four hundred eight thousand, four hundred thirty-six".