523787882 has 4 divisors (see below), whose sum is σ = 785681826. Its totient is φ = 261893940.

The previous prime is 523787827. The next prime is 523787897. The reversal of 523787882 is 288787325.

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., 493328521 + 30459361 = 22211^2 + 5519^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 523787882.

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 as a sum of consecutive naturals, namely, 130946969 + ... + 130946972.

Almost surely, 2^523787882 is an apocalyptic number.

523787882 is a deficient number, since it is larger than the sum of its proper divisors (261893944).

523787882 is a wasteful number, since it uses less digits than its factorization.

523787882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261893943.

The product of its digits is 1505280, while the sum is 50.

The square root of 523787882 is about 22886.4126066101. The cubic root of 523787882 is about 806.0929982773.

The spelling of 523787882 in words is "five hundred twenty-three million, seven hundred eighty-seven thousand, eight hundred eighty-two".