9020144 has 20 divisors (see below), whose sum is σ = 19973424. Its totient is φ = 3865728.

The previous prime is 9020113. The next prime is 9020147. The reversal of 9020144 is 4410209.

9020144 is digitally balanced in base 5, 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 (9020147) 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, 40157 + ... + 40380.

Almost surely, 2^9020144 is an apocalyptic number.

It is an amenable number.

9020144 is an abundant number, since it is smaller than the sum of its proper divisors (10953280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9020144 is a wasteful number, since it uses less digits than its factorization.

9020144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80552 (or 80546 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 9020144 is about 3003.3554568183. The cubic root of 9020144 is about 208.1634563272.

The spelling of 9020144 in words is "nine million, twenty thousand, one hundred forty-four".