506077866 has 48 divisors (see below), whose sum is σ = 1257854208. Its totient is φ = 144050400.

The previous prime is 506077853. The next prime is 506077889. The reversal of 506077866 is 668770605.

It is a super-2 number, since 2×506077866² = 512229612910227912, which contains 22 as substring.

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 in 23 ways as a sum of consecutive naturals, for example, 26736 + ... + 41556.

It is an arithmetic number, because the mean of its divisors is an integer number (26205296).

Almost surely, 2^506077866 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 506077866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (628927104).

506077866 is an abundant number, since it is smaller than the sum of its proper divisors (751776342).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

506077866 is a wasteful number, since it uses less digits than its factorization.

506077866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15107 (or 15104 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 506077866 is about 22496.1744747857. The cubic root of 506077866 is about 796.9035859457.

The spelling of 506077866 in words is "five hundred six million, seventy-seven thousand, eight hundred sixty-six".