506164225 has 12 divisors (see below), whose sum is σ = 717307264. Its totient is φ = 347083920.

The previous prime is 506164201. The next prime is 506164247. The reversal of 506164225 is 522461605.

It is not a de Polignac number, because 506164225 - 2⁵ = 506164193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1446009 + ... + 1446358.

Almost surely, 2^506164225 is an apocalyptic number.

It is an amenable number.

506164225 is a deficient number, since it is larger than the sum of its proper divisors (211143039).

506164225 is a wasteful number, since it uses less digits than its factorization.

506164225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2892384 (or 2892379 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 506164225 is about 22498.0938081429. The cubic root of 506164225 is about 796.9489122266.

The spelling of 506164225 in words is "five hundred six million, one hundred sixty-four thousand, two hundred twenty-five".