340301312 has 160 divisors (see below), whose sum is σ = 794011680. Its totient is φ = 144506880.

The previous prime is 340301309. The next prime is 340301323. The reversal of 340301312 is 213103043.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7913963 + ... + 7914005.

It is an arithmetic number, because the mean of its divisors is an integer number (4962573).

Almost surely, 2^340301312 is an apocalyptic number.

340301312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340301312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (397005840).

340301312 is an abundant number, since it is smaller than the sum of its proper divisors (453710368).

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

340301312 is a wasteful number, since it uses less digits than its factorization.

340301312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144 (or 128 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 340301312 is about 18447.2575739593. The cubic root of 340301312 is about 698.1593219288.

Adding to 340301312 its reverse (213103043), we get a palindrome (553404355).

The spelling of 340301312 in words is "three hundred forty million, three hundred one thousand, three hundred twelve".