9000897 has 4 divisors (see below), whose sum is σ = 12001200. Its totient is φ = 6000596.

The previous prime is 9000877. The next prime is 9000899. The reversal of 9000897 is 7980009.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7980009 = 3 ⋅2660003.

It is a cyclic number.

It is not a de Polignac number, because 9000897 - 2¹⁶ = 8935361 is a prime.

It is a super-2 number, since 2×9000897² = 162032293609218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9000899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1500147 + ... + 1500152.

It is an arithmetic number, because the mean of its divisors is an integer number (3000300).

Almost surely, 2^9000897 is an apocalyptic number.

It is an amenable number.

9000897 is a deficient number, since it is larger than the sum of its proper divisors (3000303).

9000897 is a wasteful number, since it uses less digits than its factorization.

9000897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3000302.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 9000897 is about 3000.1494962751. The cubic root of 9000897 is about 208.0152925763.

The spelling of 9000897 in words is "nine million, eight hundred ninety-seven", and thus it is an aban number.