481709 has 8 divisors (see below), whose sum is σ = 510720. Its totient is φ = 453600.

The previous prime is 481699. The next prime is 481721. The reversal of 481709 is 907184.

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 481709 - 2⁴ = 481693 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 481709.

It is not an unprimeable number, because it can be changed into a prime (481769) 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, 1082 + ... + 1460.

It is an arithmetic number, because the mean of its divisors is an integer number (63840).

2⁴⁸¹⁷⁰⁹ is an apocalyptic number.

It is an amenable number.

481709 is a deficient number, since it is larger than the sum of its proper divisors (29011).

481709 is a wasteful number, since it uses less digits than its factorization.

481709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 481709 is about 694.0525916672. The cubic root of 481709 is about 78.3901664919.

It can be divided in two parts, 4 and 81709, that multiplied together give a triangular number (326836 = T₈₀₈).

The spelling of 481709 in words is "four hundred eighty-one thousand, seven hundred nine".