54282309 has 8 divisors (see below), whose sum is σ = 76633920. Its totient is φ = 34059456.

The previous prime is 54282299. The next prime is 54282313. The reversal of 54282309 is 90328245.

It is a happy number.

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

It is not a de Polignac number, because 54282309 - 2⁹ = 54281797 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 54282309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54282329) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 532129 + ... + 532230.

It is an arithmetic number, because the mean of its divisors is an integer number (9579240).

Almost surely, 2^54282309 is an apocalyptic number.

It is an amenable number.

54282309 is a deficient number, since it is larger than the sum of its proper divisors (22351611).

54282309 is a wasteful number, since it uses less digits than its factorization.

54282309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064379.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 54282309 is about 7367.6528827029. The cubic root of 54282309 is about 378.6338501690.

The spelling of 54282309 in words is "fifty-four million, two hundred eighty-two thousand, three hundred nine".