9002420 has 24 divisors (see below), whose sum is σ = 21606144. Its totient is φ = 3086496.

The previous prime is 9002393. The next prime is 9002449. The reversal of 9002420 is 242009.

9002420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32012 + ... + 32291.

It is an arithmetic number, because the mean of its divisors is an integer number (900256).

Almost surely, 2^9002420 is an apocalyptic number.

It is an amenable number.

9002420 is an abundant number, since it is smaller than the sum of its proper divisors (12603724).

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

9002420 is a wasteful number, since it uses less digits than its factorization.

9002420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64319 (or 64317 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 9002420 is about 3000.4033062240. The cubic root of 9002420 is about 208.0270243487.

Adding to 9002420 its reverse (242009), we get a palindrome (9244429).

The spelling of 9002420 in words is "nine million, two thousand, four hundred twenty".