54247968 has 60 divisors (see below), whose sum is σ = 159549390. Its totient is φ = 18081792.

The previous prime is 54247943. The next prime is 54248057. The reversal of 54247968 is 86974245.

It is a happy number.

54247968 is a `hidden beast` number, since 542 + 47 + 9 + 68 = 666.

It can be written as a sum of positive squares in only one way, i.e., 45319824 + 8928144 = 6732^2 + 2988^2 .

It is a congruent number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 7873 + ... + 13056.

Almost surely, 2^54247968 is an apocalyptic number.

It is an amenable number.

54247968 is an abundant number, since it is smaller than the sum of its proper divisors (105301422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54247968 is a wasteful number, since it uses less digits than its factorization.

54247968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20951 (or 20934 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 54247968 is about 7365.3219888882. The cubic root of 54247968 is about 378.5539873909.

The spelling of 54247968 in words is "fifty-four million, two hundred forty-seven thousand, nine hundred sixty-eight".