54609 has 8 divisors (see below), whose sum is σ = 73920. Its totient is φ = 35856.

The previous prime is 54601. The next prime is 54617. The reversal of 54609 is 90645.

54609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (54601) and next prime (54617).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54609 - 2³ = 54601 is a prime.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (54601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244 + ... + 410.

It is an arithmetic number, because the mean of its divisors is an integer number (9240).

2⁵⁴⁶⁰⁹ is an apocalyptic number.

It is an amenable number.

54609 is a deficient number, since it is larger than the sum of its proper divisors (19311).

54609 is a wasteful number, since it uses less digits than its factorization.

54609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 54609 is about 233.6856863396. The cubic root of 54609 is about 37.9391917575.

The spelling of 54609 in words is "fifty-four thousand, six hundred nine".