505524226 has 4 divisors (see below), whose sum is σ = 758286342. Its totient is φ = 252762112.

The previous prime is 505524209. The next prime is 505524247. The reversal of 505524226 is 622425505.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 481758601 + 23765625 = 21949^2 + 4875^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126381055 + ... + 126381058.

Almost surely, 2^505524226 is an apocalyptic number.

505524226 is a deficient number, since it is larger than the sum of its proper divisors (252762116).

505524226 is a wasteful number, since it uses less digits than its factorization.

505524226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252762115.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 505524226 is about 22483.8659042434. The cubic root of 505524226 is about 796.6128805581.

The spelling of 505524226 in words is "five hundred five million, five hundred twenty-four thousand, two hundred twenty-six".