54517312 has 28 divisors (see below), whose sum is σ = 108927900. Its totient is φ = 27070976.

The previous prime is 54517301. The next prime is 54517387. The reversal of 54517312 is 21371545.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 17842176 + 36675136 = 4224^2 + 6056^2 .

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, 6678 + ... + 12394.

Almost surely, 2^54517312 is an apocalyptic number.

It is an amenable number.

54517312 is a deficient number, since it is larger than the sum of its proper divisors (54410588).

54517312 is a wasteful number, since it uses less digits than its factorization.

54517312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5878 (or 5868 counting only the distinct ones).

The product of its digits is 4200, while the sum is 28.

The square root of 54517312 is about 7383.5839536095. The cubic root of 54517312 is about 379.1794668035.

Adding to 54517312 its reverse (21371545), we get a palindrome (75888857).

The spelling of 54517312 in words is "fifty-four million, five hundred seventeen thousand, three hundred twelve".