340000220 has 36 divisors (see below), whose sum is σ = 830574360. Its totient is φ = 116571168.

The previous prime is 340000217. The next prime is 340000253. The reversal of 340000220 is 22000043.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172490 + ... + 174449.

It is an arithmetic number, because the mean of its divisors is an integer number (23071510).

Almost surely, 2^340000220 is an apocalyptic number.

It is an amenable number.

340000220 is an abundant number, since it is smaller than the sum of its proper divisors (490574140).

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

340000220 is a wasteful number, since it uses less digits than its factorization.

340000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346962 (or 346953 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 340000220 is about 18439.0948801724. The cubic root of 340000220 is about 697.9533552298.

Adding to 340000220 its reverse (22000043), we get a palindrome (362000263).

The spelling of 340000220 in words is "three hundred forty million, two hundred twenty", and thus it is an aban number.