506524538 has 16 divisors (see below), whose sum is σ = 853808256. Its totient is φ = 223615920.

The previous prime is 506524507. The next prime is 506524559. The reversal of 506524538 is 835425605.

It is a super-2 number, since 2×506524538² = 513134215192226888, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422918 + ... + 424113.

It is an arithmetic number, because the mean of its divisors is an integer number (53363016).

Almost surely, 2^506524538 is an apocalyptic number.

506524538 is a deficient number, since it is larger than the sum of its proper divisors (347283718).

506524538 is a wasteful number, since it uses less digits than its factorization.

506524538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847069.

The product of its (nonzero) digits is 144000, while the sum is 38.

The square root of 506524538 is about 22506.1000175508. The cubic root of 506524538 is about 797.1379700660.

The spelling of 506524538 in words is "five hundred six million, five hundred twenty-four thousand, five hundred thirty-eight".