484709509 has 18 divisors (see below), whose sum is σ = 517159734. Its totient is φ = 454265280.

The previous prime is 484709501. The next prime is 484709549. The reversal of 484709509 is 905907484.

It can be written as a sum of positive squares in 9 ways, for example, as 34845409 + 449864100 = 5903^2 + 21210^2 .

It is not a de Polignac number, because 484709509 - 2³ = 484709501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (484709501) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1151119 + ... + 1151539.

Almost surely, 2^484709509 is an apocalyptic number.

It is an amenable number.

484709509 is a deficient number, since it is larger than the sum of its proper divisors (32450225).

484709509 is an equidigital number, since it uses as much as digits as its factorization.

484709509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553 (or 487 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 484709509 is about 22016.1192992771. The cubic root of 484709509 is about 785.5259077507.

The spelling of 484709509 in words is "four hundred eighty-four million, seven hundred nine thousand, five hundred nine".