522275426 has 4 divisors (see below), whose sum is σ = 783413142. Its totient is φ = 261137712.

The previous prime is 522275381. The next prime is 522275441. The reversal of 522275426 is 624572225.

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., 348009025 + 174266401 = 18655^2 + 13201^2 .

It is a Curzon 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 as a sum of consecutive naturals, namely, 130568855 + ... + 130568858.

Almost surely, 2^522275426 is an apocalyptic number.

522275426 is a deficient number, since it is larger than the sum of its proper divisors (261137716).

522275426 is a wasteful number, since it uses less digits than its factorization.

522275426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261137715.

The product of its digits is 67200, while the sum is 35.

The square root of 522275426 is about 22853.3460569782. The cubic root of 522275426 is about 805.3163762928.

The spelling of 522275426 in words is "five hundred twenty-two million, two hundred seventy-five thousand, four hundred twenty-six".