9415728 has 60 divisors (see below), whose sum is σ = 30118608. Its totient is φ = 2689920.

The previous prime is 9415699. The next prime is 9415771. The reversal of 9415728 is 8275149.

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

It is a junction number, because it is equal to n+sod(n) for n = 9415692 and 9415701.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 3663 + ... + 5678.

Almost surely, 2^9415728 is an apocalyptic number.

It is an amenable number.

9415728 is an abundant number, since it is smaller than the sum of its proper divisors (20702880).

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

9415728 is a wasteful number, since it uses less digits than its factorization.

9415728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9362 (or 9353 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 9415728 is about 3068.5058253163. The cubic root of 9415728 is about 211.1630703336.

The spelling of 9415728 in words is "nine million, four hundred fifteen thousand, seven hundred twenty-eight".