515413364 has 12 divisors (see below), whose sum is σ = 907188324. Its totient is φ = 256216704.

The previous prime is 515413363. The next prime is 515413369. The reversal of 515413364 is 463314515.

It can be written as a sum of positive squares in 2 ways, for example, as 403688464 + 111724900 = 20092^2 + 10570^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 515413364.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (515413363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371717 + ... + 373100.

It is an arithmetic number, because the mean of its divisors is an integer number (75599027).

Almost surely, 2^515413364 is an apocalyptic number.

It is an amenable number.

515413364 is a deficient number, since it is larger than the sum of its proper divisors (391774960).

515413364 is a wasteful number, since it uses less digits than its factorization.

515413364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744994 (or 744992 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 515413364 is about 22702.7171061087. The cubic root of 515413364 is about 801.7738576293.

Adding to 515413364 its reverse (463314515), we get a palindrome (978727879).

The spelling of 515413364 in words is "five hundred fifteen million, four hundred thirteen thousand, three hundred sixty-four".