340555835 has 4 divisors (see below), whose sum is σ = 408667008. Its totient is φ = 272444664.

The previous prime is 340555823. The next prime is 340555837. The reversal of 340555835 is 538555043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 538555043 = 13 ⋅41427311.

It is a cyclic number.

It is not a de Polignac number, because 340555835 - 2⁶ = 340555771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340555837) 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, 34055579 + ... + 34055588.

It is an arithmetic number, because the mean of its divisors is an integer number (102166752).

Almost surely, 2^340555835 is an apocalyptic number.

340555835 is a deficient number, since it is larger than the sum of its proper divisors (68111173).

340555835 is an equidigital number, since it uses as much as digits as its factorization.

340555835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68111172.

The product of its (nonzero) digits is 180000, while the sum is 38.

The square root of 340555835 is about 18454.1549522052. The cubic root of 340555835 is about 698.3333376370. Note that the first 5 decimals are identical.

The spelling of 340555835 in words is "three hundred forty million, five hundred fifty-five thousand, eight hundred thirty-five".