485672591 has 4 divisors (see below), whose sum is σ = 491524152. Its totient is φ = 479821032.

The previous prime is 485672581. The next prime is 485672611. The reversal of 485672591 is 195276584.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 485672591 - 2¹⁸ = 485410447 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 (485672521) 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 in 3 ways as a sum of consecutive naturals, for example, 2925656 + ... + 2925821.

It is an arithmetic number, because the mean of its divisors is an integer number (122881038).

Almost surely, 2^485672591 is an apocalyptic number.

485672591 is a deficient number, since it is larger than the sum of its proper divisors (5851561).

485672591 is an equidigital number, since it uses as much as digits as its factorization.

485672591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5851560.

The product of its digits is 604800, while the sum is 47.

The square root of 485672591 is about 22037.9806470557. The cubic root of 485672591 is about 786.0458242141.

The spelling of 485672591 in words is "four hundred eighty-five million, six hundred seventy-two thousand, five hundred ninety-one".