9428165 has 4 divisors (see below), whose sum is σ = 11313804. Its totient is φ = 7542528.

The previous prime is 9428147. The next prime is 9428179. The reversal of 9428165 is 5618249.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7219969 + 2208196 = 2687^2 + 1486^2 .

It is a cyclic number.

It is not a de Polignac number, because 9428165 - 2⁶ = 9428101 is a prime.

It is a Duffinian number.

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, 942812 + ... + 942821.

It is an arithmetic number, because the mean of its divisors is an integer number (2828451).

Almost surely, 2^9428165 is an apocalyptic number.

It is an amenable number.

9428165 is a deficient number, since it is larger than the sum of its proper divisors (1885639).

9428165 is a wasteful number, since it uses less digits than its factorization.

9428165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1885638.

The product of its digits is 17280, while the sum is 35.

The square root of 9428165 is about 3070.5317129123. The cubic root of 9428165 is about 211.2560027705.

The spelling of 9428165 in words is "nine million, four hundred twenty-eight thousand, one hundred sixty-five".