340034205 has 16 divisors (see below), whose sum is σ = 621777024. Its totient is φ = 155444160.

The previous prime is 340034173. The next prime is 340034207. The reversal of 340034205 is 502430043.

It is a happy number.

It is not a de Polignac number, because 340034205 - 2⁵ = 340034173 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340034207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1619106 + ... + 1619315.

It is an arithmetic number, because the mean of its divisors is an integer number (38861064).

Almost surely, 2^340034205 is an apocalyptic number.

340034205 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

340034205 is a deficient number, since it is larger than the sum of its proper divisors (281742819).

340034205 is a wasteful number, since it uses less digits than its factorization.

340034205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238436.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 340034205 is about 18440.0164045480. The cubic root of 340034205 is about 697.9766092878.

Adding to 340034205 its reverse (502430043), we get a palindrome (842464248).

The spelling of 340034205 in words is "three hundred forty million, thirty-four thousand, two hundred five".