340456775 has 6 divisors (see below), whose sum is σ = 422166432. Its totient is φ = 272365400.

The previous prime is 340456771. The next prime is 340456793. The reversal of 340456775 is 577654043.

It is not a de Polignac number, because 340456775 - 2² = 340456771 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340456771) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6809111 + ... + 6809160.

It is an arithmetic number, because the mean of its divisors is an integer number (70361072).

Almost surely, 2^340456775 is an apocalyptic number.

340456775 is a deficient number, since it is larger than the sum of its proper divisors (81709657).

340456775 is a wasteful number, since it uses less digits than its factorization.

340456775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13618281 (or 13618276 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 41.

The square root of 340456775 is about 18451.4708085833. The cubic root of 340456775 is about 698.2656212728.

The spelling of 340456775 in words is "three hundred forty million, four hundred fifty-six thousand, seven hundred seventy-five".