346545643 has 8 divisors (see below), whose sum is σ = 354855600. Its totient is φ = 338247168.

The previous prime is 346545601. The next prime is 346545649.

It is a happy number.

346545643 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 346545643 - 2⁹ = 346545131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 346545596 and 346545605.

It is not an unprimeable number, because it can be changed into a prime (346545649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110643 + ... + 113731.

It is an arithmetic number, because the mean of its divisors is an integer number (44356950).

Almost surely, 2^346545643 is an apocalyptic number.

346545643 is a deficient number, since it is larger than the sum of its proper divisors (8309957).

346545643 is a wasteful number, since it uses less digits than its factorization.

346545643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5741.

The product of its digits is 518400, while the sum is 40.

The square root of 346545643 is about 18615.7364345330. The cubic root of 346545643 is about 702.4037383668.

The spelling of 346545643 in words is "three hundred forty-six million, five hundred forty-five thousand, six hundred forty-three".