485564257 has 8 divisors (see below), whose sum is σ = 492208640. Its totient is φ = 478932480.

The previous prime is 485564237. The next prime is 485564263. The reversal of 485564257 is 752465584.

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 485564257 - 2²³ = 477175649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (485564237) 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, 94753 + ... + 99745.

It is an arithmetic number, because the mean of its divisors is an integer number (61526080).

Almost surely, 2^485564257 is an apocalyptic number.

It is an amenable number.

485564257 is a deficient number, since it is larger than the sum of its proper divisors (6644383).

485564257 is a wasteful number, since it uses less digits than its factorization.

485564257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6303.

The product of its digits is 1344000, while the sum is 46.

The square root of 485564257 is about 22035.5226169020. The cubic root of 485564257 is about 785.9873748099.

The spelling of 485564257 in words is "four hundred eighty-five million, five hundred sixty-four thousand, two hundred fifty-seven".