9489420 has 48 divisors (see below), whose sum is σ = 29524320. Its totient is φ = 2530368.

The previous prime is 9489419. The next prime is 9489433. The reversal of 9489420 is 249849.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8247 + ... + 9326.

It is an arithmetic number, because the mean of its divisors is an integer number (615090).

Almost surely, 2^9489420 is an apocalyptic number.

9489420 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9489420 is an abundant number, since it is smaller than the sum of its proper divisors (20034900).

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

9489420 is a wasteful number, since it uses less digits than its factorization.

9489420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17591 (or 17583 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 9489420 is about 3080.4902207279. The cubic root of 9489420 is about 211.7125271769.

The spelling of 9489420 in words is "nine million, four hundred eighty-nine thousand, four hundred twenty".