506526253 has 4 divisors (see below), whose sum is σ = 506717728. Its totient is φ = 506334780.

The previous prime is 506526239. The next prime is 506526257. The reversal of 506526253 is 352625605.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 506526253 - 2⁵ = 506526221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506526257) 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, 91713 + ... + 97078.

It is an arithmetic number, because the mean of its divisors is an integer number (126679432).

Almost surely, 2^506526253 is an apocalyptic number.

It is an amenable number.

506526253 is a deficient number, since it is larger than the sum of its proper divisors (191475).

506526253 is a wasteful number, since it uses less digits than its factorization.

506526253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191474.

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 506526253 is about 22506.1381183001. The cubic root of 506526253 is about 797.1388697197.

The spelling of 506526253 in words is "five hundred six million, five hundred twenty-six thousand, two hundred fifty-three".