9002257 has 12 divisors (see below), whose sum is σ = 10369296. Its totient is φ = 7749720.

The previous prime is 9002251. The next prime is 9002293. The reversal of 9002257 is 7522009.

It is not a de Polignac number, because 9002257 - 2³ = 9002249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9002251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2838 + ... + 5104.

It is an arithmetic number, because the mean of its divisors is an integer number (864108).

Almost surely, 2^9002257 is an apocalyptic number.

It is an amenable number.

9002257 is a deficient number, since it is larger than the sum of its proper divisors (1367039).

9002257 is a wasteful number, since it uses less digits than its factorization.

9002257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2316 (or 2297 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 9002257 is about 3000.3761430861. The cubic root of 9002257 is about 208.0257688118.

The spelling of 9002257 in words is "nine million, two thousand, two hundred fifty-seven".