485022257 has 4 divisors (see below), whose sum is σ = 513552996. Its totient is φ = 456491520.

The previous prime is 485022217. The next prime is 485022269. The reversal of 485022257 is 752220584.

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

It can be written as a sum of positive squares in 2 ways, for example, as 239661361 + 245360896 = 15481^2 + 15664^2 .

It is a cyclic number.

It is not a de Polignac number, because 485022257 - 2⁶ = 485022193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (485022217) 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, 14265344 + ... + 14265377.

It is an arithmetic number, because the mean of its divisors is an integer number (128388249).

Almost surely, 2^485022257 is an apocalyptic number.

It is an amenable number.

485022257 is a deficient number, since it is larger than the sum of its proper divisors (28530739).

485022257 is a wasteful number, since it uses less digits than its factorization.

485022257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28530738.

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 485022257 is about 22023.2208589025. The cubic root of 485022257 is about 785.6948191179.

The spelling of 485022257 in words is "four hundred eighty-five million, twenty-two thousand, two hundred fifty-seven".