340648545 has 8 divisors (see below), whose sum is σ = 545037696. Its totient is φ = 181679216.

The previous prime is 340648523. The next prime is 340648573. The reversal of 340648545 is 545846043.

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 340648545 - 2⁶ = 340648481 is a prime.

It is an unprimeable number.

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, 11354937 + ... + 11354966.

It is an arithmetic number, because the mean of its divisors is an integer number (68129712).

Almost surely, 2^340648545 is an apocalyptic number.

It is an amenable number.

340648545 is a deficient number, since it is larger than the sum of its proper divisors (204389151).

340648545 is a wasteful number, since it uses less digits than its factorization.

340648545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22709911.

The product of its (nonzero) digits is 230400, while the sum is 39.

The square root of 340648545 is about 18456.6666817169. Note that the first 4 decimals coincide. The cubic root of 340648545 is about 698.3967013139.

The spelling of 340648545 in words is "three hundred forty million, six hundred forty-eight thousand, five hundred forty-five".