9920480 has 24 divisors (see below), whose sum is σ = 23437512. Its totient is φ = 3968128.

The previous prime is 9920479. The next prime is 9920501. The reversal of 9920480 is 840299.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30842 + ... + 31161.

It is an arithmetic number, because the mean of its divisors is an integer number (976563).

Almost surely, 2^9920480 is an apocalyptic number.

It is an amenable number.

9920480 is an abundant number, since it is smaller than the sum of its proper divisors (13517032).

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

9920480 is a wasteful number, since it uses less digits than its factorization.

9920480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62018 (or 62010 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 9920480 is about 3149.6793487592. The cubic root of 9920480 is about 214.8708797454.

The spelling of 9920480 in words is "nine million, nine hundred twenty thousand, four hundred eighty".