515422475 has 6 divisors (see below), whose sum is σ = 639123900. Its totient is φ = 412337960.

The previous prime is 515422471. The next prime is 515422483. The reversal of 515422475 is 574224515.

It is not a de Polignac number, because 515422475 - 2² = 515422471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (515422471) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10308425 + ... + 10308474.

It is an arithmetic number, because the mean of its divisors is an integer number (106520650).

Almost surely, 2^515422475 is an apocalyptic number.

515422475 is a deficient number, since it is larger than the sum of its proper divisors (123701425).

515422475 is a wasteful number, since it uses less digits than its factorization.

515422475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20616909 (or 20616904 counting only the distinct ones).

The product of its digits is 56000, while the sum is 35.

The square root of 515422475 is about 22702.9177640232. The cubic root of 515422475 is about 801.7785819400.

The spelling of 515422475 in words is "five hundred fifteen million, four hundred twenty-two thousand, four hundred seventy-five".