506554609 has 8 divisors (see below), whose sum is σ = 554603328. Its totient is φ = 458838960.

The previous prime is 506554597. The next prime is 506554669. The reversal of 506554609 is 906455605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 506554609 - 2¹⁷ = 506423537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506554669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80077 + ... + 86170.

It is an arithmetic number, because the mean of its divisors is an integer number (69325416).

Almost surely, 2^506554609 is an apocalyptic number.

It is an amenable number.

506554609 is a deficient number, since it is larger than the sum of its proper divisors (48048719).

506554609 is a wasteful number, since it uses less digits than its factorization.

506554609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166535.

The product of its (nonzero) digits is 162000, while the sum is 40.

The square root of 506554609 is about 22506.7680709603. The cubic root of 506554609 is about 797.1537443999.

The spelling of 506554609 in words is "five hundred six million, five hundred fifty-four thousand, six hundred nine".