340134220 has 48 divisors (see below), whose sum is σ = 724651200. Its totient is φ = 134095104.

The previous prime is 340134199. The next prime is 340134227. The reversal of 340134220 is 22431043.

340134220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (340134227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 467497 + ... + 468223.

It is an arithmetic number, because the mean of its divisors is an integer number (15096900).

Almost surely, 2^340134220 is an apocalyptic number.

It is an amenable number.

340134220 is an abundant number, since it is smaller than the sum of its proper divisors (384516980).

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

340134220 is a wasteful number, since it uses less digits than its factorization.

340134220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042 (or 1040 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 340134220 is about 18442.7281062212. The cubic root of 340134220 is about 698.0450350387.

Adding to 340134220 its reverse (22431043), we get a palindrome (362565263).

The spelling of 340134220 in words is "three hundred forty million, one hundred thirty-four thousand, two hundred twenty".