9056857 has 4 divisors (see below), whose sum is σ = 9064116. Its totient is φ = 9049600.

The previous prime is 9056843. The next prime is 9056909. The reversal of 9056857 is 7586509.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 5740816 + 3316041 = 2396^2 + 1821^2 .

It is a cyclic number.

It is not a de Polignac number, because 9056857 - 2¹⁹ = 8532569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9056657) 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, 1228 + ... + 4429.

It is an arithmetic number, because the mean of its divisors is an integer number (2266029).

Almost surely, 2^9056857 is an apocalyptic number.

It is an amenable number.

9056857 is a deficient number, since it is larger than the sum of its proper divisors (7259).

9056857 is a wasteful number, since it uses less digits than its factorization.

9056857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7258.

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 9056857 is about 3009.4612474661. The cubic root of 9056857 is about 208.4454902580.

The spelling of 9056857 in words is "nine million, fifty-six thousand, eight hundred fifty-seven".