5409789 has 24 divisors (see below), whose sum is σ = 9065280. Its totient is φ = 2808960.

The previous prime is 5409773. The next prime is 5409793. The reversal of 5409789 is 9879045.

It is not a de Polignac number, because 5409789 - 2⁴ = 5409773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5409789.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5409799) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1477 + ... + 3605.

It is an arithmetic number, because the mean of its divisors is an integer number (377720).

Almost surely, 2^5409789 is an apocalyptic number.

It is an amenable number.

5409789 is a deficient number, since it is larger than the sum of its proper divisors (3655491).

5409789 is a wasteful number, since it uses less digits than its factorization.

5409789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161 (or 2150 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 5409789 is about 2325.8953114876. The cubic root of 5409789 is about 175.5470121861.

The spelling of 5409789 in words is "five million, four hundred nine thousand, seven hundred eighty-nine".