506075497 has 4 divisors (see below), whose sum is σ = 506172996. Its totient is φ = 505978000.

The previous prime is 506075489. The next prime is 506075503. The reversal of 506075497 is 794570605.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 426794281 + 79281216 = 20659^2 + 8904^2 .

It is a cyclic number.

It is not a de Polignac number, because 506075497 - 2³ = 506075489 is a prime.

It is a super-2 number, since 2×506075497² = 512224817327594018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506075447) 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, 40498 + ... + 51499.

It is an arithmetic number, because the mean of its divisors is an integer number (126543249).

Almost surely, 2^506075497 is an apocalyptic number.

It is an amenable number.

506075497 is a deficient number, since it is larger than the sum of its proper divisors (97499).

506075497 is an equidigital number, since it uses as much as digits as its factorization.

506075497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97498.

The product of its (nonzero) digits is 264600, while the sum is 43.

The square root of 506075497 is about 22496.1218213273. The cubic root of 506075497 is about 796.9023424825.

The spelling of 506075497 in words is "five hundred six million, seventy-five thousand, four hundred ninety-seven".