343545512 has 8 divisors (see below), whose sum is σ = 644147850. Its totient is φ = 171772752.

The previous prime is 343545511. The next prime is 343545529. The reversal of 343545512 is 215545343.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 340254916 + 3290596 = 18446^2 + 1814^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (343545511) 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 as a sum of consecutive naturals, namely, 21471587 + ... + 21471602.

Almost surely, 2^343545512 is an apocalyptic number.

It is an amenable number.

343545512 is a deficient number, since it is larger than the sum of its proper divisors (300602338).

343545512 is a wasteful number, since it uses less digits than its factorization.

343545512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42943195 (or 42943191 counting only the distinct ones).

The product of its digits is 36000, while the sum is 32.

The square root of 343545512 is about 18534.9807661082. The cubic root of 343545512 is about 700.3709000399.

The spelling of 343545512 in words is "three hundred forty-three million, five hundred forty-five thousand, five hundred twelve".