340585855 has 4 divisors (see below), whose sum is σ = 408703032. Its totient is φ = 272468680.

The previous prime is 340585853. The next prime is 340585859. The reversal of 340585855 is 558585043.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 340585855 - 2¹ = 340585853 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 (340585853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34058581 + ... + 34058590.

It is an arithmetic number, because the mean of its divisors is an integer number (102175758).

Almost surely, 2^340585855 is an apocalyptic number.

340585855 is a deficient number, since it is larger than the sum of its proper divisors (68117177).

340585855 is an equidigital number, since it uses as much as digits as its factorization.

340585855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68117176.

The product of its (nonzero) digits is 480000, while the sum is 43.

The square root of 340585855 is about 18454.9683012461. The cubic root of 340585855 is about 698.3538563975.

The spelling of 340585855 in words is "three hundred forty million, five hundred eighty-five thousand, eight hundred fifty-five".