515252534 has 8 divisors (see below), whose sum is σ = 773007240. Its totient is φ = 257583456.

The previous prime is 515252489. The next prime is 515252537. The reversal of 515252534 is 435252515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 515252534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (515252537) 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, 3299 + ... + 32270.

It is an arithmetic number, because the mean of its divisors is an integer number (96625905).

Almost surely, 2^515252534 is an apocalyptic number.

515252534 is a deficient number, since it is larger than the sum of its proper divisors (257754706).

515252534 is a wasteful number, since it uses less digits than its factorization.

515252534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42814.

The product of its digits is 30000, while the sum is 32.

The square root of 515252534 is about 22699.1747427082. The cubic root of 515252534 is about 801.6904535674.

The spelling of 515252534 in words is "five hundred fifteen million, two hundred fifty-two thousand, five hundred thirty-four".