9020145244 has 24 divisors (see below), whose sum is σ = 17968987008. Its totient is φ = 3921801840.

The previous prime is 9020145227. The next prime is 9020145247. The reversal of 9020145244 is 4425410209.

9020145244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9020145247) 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 7 ways as a sum of consecutive naturals, for example, 4455582 + ... + 4457605.

It is an arithmetic number, because the mean of its divisors is an integer number (748707792).

Almost surely, 2^9020145244 is an apocalyptic number.

It is an amenable number.

9020145244 is a deficient number, since it is larger than the sum of its proper divisors (8948841764).

9020145244 is a wasteful number, since it uses less digits than its factorization.

9020145244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8913225 (or 8913223 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 9020145244 is about 94974.4452155421. The cubic root of 9020145244 is about 2081.6346589671.

The spelling of 9020145244 in words is "nine billion, twenty million, one hundred forty-five thousand, two hundred forty-four".