343542445 has 8 divisors (see below), whose sum is σ = 413894880. Its totient is φ = 273738000.

The previous prime is 343542379. The next prime is 343542469. The reversal of 343542445 is 544245343.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 343542445 - 2¹³ = 343534253 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 343542445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135615 + ... + 138124.

It is an arithmetic number, because the mean of its divisors is an integer number (51736860).

Almost surely, 2^343542445 is an apocalyptic number.

It is an amenable number.

343542445 is a deficient number, since it is larger than the sum of its proper divisors (70352435).

343542445 is a wasteful number, since it uses less digits than its factorization.

343542445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273995.

The product of its digits is 115200, while the sum is 34.

The square root of 343542445 is about 18534.8980304721. The cubic root of 343542445 is about 700.3688158483.

Adding to 343542445 its reverse (544245343), we get a palindrome (887787788).

The spelling of 343542445 in words is "three hundred forty-three million, five hundred forty-two thousand, four hundred forty-five".