515334340 has 24 divisors (see below), whose sum is σ = 1139160960. Its totient is φ = 195284448.

The previous prime is 515334307. The next prime is 515334341. The reversal of 515334340 is 43433515.

It is a junction number, because it is equal to n+sod(n) for n = 515334299 and 515334308.

It is not an unprimeable number, because it can be changed into a prime (515334341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 677692 + ... + 678451.

It is an arithmetic number, because the mean of its divisors is an integer number (47465040).

Almost surely, 2^515334340 is an apocalyptic number.

It is an amenable number.

515334340 is an abundant number, since it is smaller than the sum of its proper divisors (623826620).

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

515334340 is a wasteful number, since it uses less digits than its factorization.

515334340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356171 (or 1356169 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 515334340 is about 22700.9766309734. The cubic root of 515334340 is about 801.7328791189.

Adding to 515334340 its reverse (43433515), we get a palindrome (558767855).

It can be divided in two parts, 5153 and 34340, that added together give a palindrome (39493).

The spelling of 515334340 in words is "five hundred fifteen million, three hundred thirty-four thousand, three hundred forty".