340240222 has 32 divisors (see below), whose sum is σ = 609739200. Its totient is φ = 142248960.

The previous prime is 340240217. The next prime is 340240223. The reversal of 340240222 is 222042043.

It is a super-4 number, since 4×340240222⁴ (a number of 35 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 340240222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340240223) 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, 22078 + ... + 34174.

It is an arithmetic number, because the mean of its divisors is an integer number (19054350).

Almost surely, 2^340240222 is an apocalyptic number.

340240222 is a deficient number, since it is larger than the sum of its proper divisors (269498978).

340240222 is a wasteful number, since it uses less digits than its factorization.

340240222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12161 (or 12147 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 340240222 is about 18445.6016979658. The cubic root of 340240222 is about 698.1175421845.

Adding to 340240222 its reverse (222042043), we get a palindrome (562282265).

The spelling of 340240222 in words is "three hundred forty million, two hundred forty thousand, two hundred twenty-two".