340230352 has 80 divisors (see below), whose sum is σ = 857659392. Its totient is φ = 126783360.

The previous prime is 340230343. The next prime is 340230353. The reversal of 340230352 is 253032043.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340230353) 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, 22333 + ... + 34339.

Almost surely, 2^340230352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340230352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (428829696).

340230352 is an abundant number, since it is smaller than the sum of its proper divisors (517429040).

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

340230352 is a wasteful number, since it uses less digits than its factorization.

340230352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12056 (or 12050 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 340230352 is about 18445.3341525709. The cubic root of 340230352 is about 698.1107915748.

Adding to 340230352 its reverse (253032043), we get a palindrome (593262395).

The spelling of 340230352 in words is "three hundred forty million, two hundred thirty thousand, three hundred fifty-two".