9075649 has 4 divisors (see below), whose sum is σ = 9900720. Its totient is φ = 8250580.

The previous prime is 9075617. The next prime is 9075679. The reversal of 9075649 is 9465709.

9075649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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.

It is a cyclic number.

It is not a de Polignac number, because 9075649 - 2⁵ = 9075617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9075679) 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, 412519 + ... + 412540.

It is an arithmetic number, because the mean of its divisors is an integer number (2475180).

Almost surely, 2^9075649 is an apocalyptic number.

It is an amenable number.

9075649 is a deficient number, since it is larger than the sum of its proper divisors (825071).

9075649 is a wasteful number, since it uses less digits than its factorization.

9075649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825070.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 9075649 is about 3012.5817831222. The cubic root of 9075649 is about 208.5895579546.

It can be divided in two parts, 907 and 5649, that added together give a palindrome (6556).

The spelling of 9075649 in words is "nine million, seventy-five thousand, six hundred forty-nine".