481558673 has 4 divisors (see below), whose sum is σ = 481607280. Its totient is φ = 481510068.

The previous prime is 481558657. The next prime is 481558691. The reversal of 481558673 is 376855184.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 481558673 - 2⁴ = 481558657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (481558073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3515 + ... + 31232.

It is an arithmetic number, because the mean of its divisors is an integer number (120401820).

Almost surely, 2^481558673 is an apocalyptic number.

It is an amenable number.

481558673 is a deficient number, since it is larger than the sum of its proper divisors (48607).

481558673 is a wasteful number, since it uses less digits than its factorization.

481558673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48606.

The product of its digits is 806400, while the sum is 47.

The square root of 481558673 is about 21944.4451513361. The cubic root of 481558673 is about 783.8201123317.

The spelling of 481558673 in words is "four hundred eighty-one million, five hundred fifty-eight thousand, six hundred seventy-three".