343336645 has 16 divisors (see below), whose sum is σ = 422599680. Its totient is φ = 267656704.

The previous prime is 343336627. The next prime is 343336649. The reversal of 343336645 is 546633343.

It is a cyclic number.

It is not a de Polignac number, because 343336645 - 2⁵ = 343336613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343336649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53109 + ... + 59221.

It is an arithmetic number, because the mean of its divisors is an integer number (26412480).

Almost surely, 2^343336645 is an apocalyptic number.

It is an amenable number.

343336645 is a deficient number, since it is larger than the sum of its proper divisors (79263035).

343336645 is a wasteful number, since it uses less digits than its factorization.

343336645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6404.

The product of its digits is 233280, while the sum is 37.

The square root of 343336645 is about 18529.3455092186. The cubic root of 343336645 is about 700.2289353225.

Adding to 343336645 its reverse (546633343), we get a palindrome (889969988).

The spelling of 343336645 in words is "three hundred forty-three million, three hundred thirty-six thousand, six hundred forty-five".