345246443 has 8 divisors (see below), whose sum is σ = 354447360. Its totient is φ = 336122920.

The previous prime is 345246437. The next prime is 345246449. The reversal of 345246443 is 344642543.

It is an interprime number because it is at equal distance from previous prime (345246437) and next prime (345246449).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345246443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345246449) 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 in 7 ways as a sum of consecutive naturals, for example, 10253 + ... + 28206.

It is an arithmetic number, because the mean of its divisors is an integer number (44305920).

Almost surely, 2^345246443 is an apocalyptic number.

345246443 is a deficient number, since it is larger than the sum of its proper divisors (9200917).

345246443 is a wasteful number, since it uses less digits than its factorization.

345246443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38697.

The product of its digits is 138240, while the sum is 35.

The square root of 345246443 is about 18580.8084592679. The cubic root of 345246443 is about 701.5248683571.

Adding to 345246443 its reverse (344642543), we get a palindrome (689888986).

The spelling of 345246443 in words is "three hundred forty-five million, two hundred forty-six thousand, four hundred forty-three".