340645828 has 24 divisors (see below), whose sum is σ = 626491712. Its totient is φ = 161862624.

The previous prime is 340645817. The next prime is 340645829. The reversal of 340645828 is 828546043.

It is not an unprimeable number, because it can be changed into a prime (340645829) 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, 20400 + ... + 33127.

Almost surely, 2^340645828 is an apocalyptic number.

It is an amenable number.

340645828 is a deficient number, since it is larger than the sum of its proper divisors (285845884).

340645828 is a wasteful number, since it uses less digits than its factorization.

340645828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53611 (or 53609 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 40.

The square root of 340645828 is about 18456.5930767301. The cubic root of 340645828 is about 698.3948445136.

The spelling of 340645828 in words is "three hundred forty million, six hundred forty-five thousand, eight hundred twenty-eight".