340068864 has 40 divisors (see below), whose sum is σ = 905968800. Its totient is φ = 113355776.

The previous prime is 340068863. The next prime is 340068929. The reversal of 340068864 is 468860043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340068863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109164 + ... + 112235.

It is an arithmetic number, because the mean of its divisors is an integer number (22649220).

Almost surely, 2^340068864 is an apocalyptic number.

It is an amenable number.

340068864 is an abundant number, since it is smaller than the sum of its proper divisors (565899936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340068864 is an equidigital number, since it uses as much as digits as its factorization.

340068864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221420 (or 221404 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 340068864 is about 18440.9561574231. The cubic root of 340068864 is about 698.0003229310. Note that the first 3 decimals are identical.

The spelling of 340068864 in words is "three hundred forty million, sixty-eight thousand, eight hundred sixty-four".