343030136 has 8 divisors (see below), whose sum is σ = 643181520. Its totient is φ = 171515064.

The previous prime is 343030133. The next prime is 343030157. The reversal of 343030136 is 631030343.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343030133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21439376 + ... + 21439391.

It is an arithmetic number, because the mean of its divisors is an integer number (80397690).

Almost surely, 2^343030136 is an apocalyptic number.

It is an amenable number.

343030136 is a deficient number, since it is larger than the sum of its proper divisors (300151384).

343030136 is a wasteful number, since it uses less digits than its factorization.

343030136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42878773 (or 42878769 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 343030136 is about 18521.0727551079. The cubic root of 343030136 is about 700.0205000799.

Adding to 343030136 its reverse (631030343), we get a palindrome (974060479).

The spelling of 343030136 in words is "three hundred forty-three million, thirty thousand, one hundred thirty-six".