9973480 has 64 divisors (see below), whose sum is σ = 25790400. Its totient is φ = 3432960.

The previous prime is 9973417. The next prime is 9973489. The reversal of 9973480 is 843799.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9973489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7764 + ... + 8956.

It is an arithmetic number, because the mean of its divisors is an integer number (402975).

Almost surely, 2^9973480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9973480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12895200).

9973480 is an abundant number, since it is smaller than the sum of its proper divisors (15816920).

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

9973480 is a wasteful number, since it uses less digits than its factorization.

9973480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1234 (or 1230 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 9973480 is about 3158.0816962200. The cubic root of 9973480 is about 215.2528483685.

The spelling of 9973480 in words is "nine million, nine hundred seventy-three thousand, four hundred eighty".