506419684 has 6 divisors (see below), whose sum is σ = 886234454. Its totient is φ = 253209840.

The previous prime is 506419679. The next prime is 506419687. The reversal of 506419684 is 486914605.

It can be written as a sum of positive squares in only one way, i.e., 471845284 + 34574400 = 21722^2 + 5880^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 506419684.

It is not an unprimeable number, because it can be changed into a prime (506419687) by changing a digit.

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, 63302457 + ... + 63302464.

Almost surely, 2^506419684 is an apocalyptic number.

It is an amenable number.

506419684 is a deficient number, since it is larger than the sum of its proper divisors (379814770).

506419684 is a wasteful number, since it uses less digits than its factorization.

506419684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126604925 (or 126604923 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 506419684 is about 22503.7704396397. The cubic root of 506419684 is about 797.0829619558.

The spelling of 506419684 in words is "five hundred six million, four hundred nineteen thousand, six hundred eighty-four".