54240017 has 4 divisors (see below), whose sum is σ = 58412340. Its totient is φ = 50067696.

The previous prime is 54240001. The next prime is 54240019. The reversal of 54240017 is 71004245.

54240017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 9296401 + 44943616 = 3049^2 + 6704^2 .

It is a cyclic number.

It is not a de Polignac number, because 54240017 - 2⁴ = 54240001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54239974 and 54240001.

It is not an unprimeable number, because it can be changed into a prime (54240019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2086142 + ... + 2086167.

It is an arithmetic number, because the mean of its divisors is an integer number (14603085).

Almost surely, 2^54240017 is an apocalyptic number.

It is an amenable number.

54240017 is a deficient number, since it is larger than the sum of its proper divisors (4172323).

54240017 is a wasteful number, since it uses less digits than its factorization.

54240017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4172322.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 54240017 is about 7364.7822099503. The cubic root of 54240017 is about 378.5354918913.

The spelling of 54240017 in words is "fifty-four million, two hundred forty thousand, seventeen".