346828643 has 8 divisors (see below), whose sum is σ = 398022240. Its totient is φ = 296046720.

The previous prime is 346828633. The next prime is 346828663.

346828643 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 346828643 - 2⁸ = 346828387 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 346828594 and 346828603.

It is not an unprimeable number, because it can be changed into a prime (346828613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101108 + ... + 104481.

It is an arithmetic number, because the mean of its divisors is an integer number (49752780).

Almost surely, 2^346828643 is an apocalyptic number.

346828643 is a deficient number, since it is larger than the sum of its proper divisors (51193597).

346828643 is a wasteful number, since it uses less digits than its factorization.

346828643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205837.

The product of its digits is 663552, while the sum is 44.

The square root of 346828643 is about 18623.3359793567. The cubic root of 346828643 is about 702.5948879565.

The spelling of 346828643 in words is "three hundred forty-six million, eight hundred twenty-eight thousand, six hundred forty-three".