9250042489 has 4 divisors (see below), whose sum is σ = 9253472400. Its totient is φ = 9246612580.

The previous prime is 9250042471. The next prime is 9250042493. The reversal of 9250042489 is 9842400529.

It is a happy number.

9250042489 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 a de Polignac number, because none of the positive numbers 2^k-9250042489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9250042189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1710907 + ... + 1716304.

It is an arithmetic number, because the mean of its divisors is an integer number (2313368100).

Almost surely, 2^9250042489 is an apocalyptic number.

It is an amenable number.

9250042489 is a deficient number, since it is larger than the sum of its proper divisors (3429911).

9250042489 is a wasteful number, since it uses less digits than its factorization.

9250042489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3429910.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 9250042489 is about 96177.1411978959. The cubic root of 9250042489 is about 2099.1714410095.

The spelling of 9250042489 in words is "nine billion, two hundred fifty million, forty-two thousand, four hundred eighty-nine".