526104242 has 4 divisors (see below), whose sum is σ = 789156366. Its totient is φ = 263052120.

The previous prime is 526104209. The next prime is 526104289. The reversal of 526104242 is 242401625.

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., 505755121 + 20349121 = 22489^2 + 4511^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131526059 + ... + 131526062.

Almost surely, 2^526104242 is an apocalyptic number.

526104242 is a deficient number, since it is larger than the sum of its proper divisors (263052124).

526104242 is a wasteful number, since it uses less digits than its factorization.

526104242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263052123.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 526104242 is about 22936.9623533719. The cubic root of 526104242 is about 807.2795192126.

Adding to 526104242 its reverse (242401625), we get a palindrome (768505867).

The spelling of 526104242 in words is "five hundred twenty-six million, one hundred four thousand, two hundred forty-two".