57546978 has 8 divisors (see below), whose sum is σ = 115093968. Its totient is φ = 19182324.

The previous prime is 57546961. The next prime is 57547043. The reversal of 57546978 is 87964575.

57546978 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

57546978 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 57546978.

It is an unprimeable number.

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, 4795576 + ... + 4795587.

It is an arithmetic number, because the mean of its divisors is an integer number (14386746).

Almost surely, 2^57546978 is an apocalyptic number.

57546978 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

57546978 is a wasteful number, since it uses less digits than its factorization.

57546978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9591168.

The product of its digits is 2116800, while the sum is 51.

The square root of 57546978 is about 7585.9724491986. The cubic root of 57546978 is about 386.0772170506.

The spelling of 57546978 in words is "fifty-seven million, five hundred forty-six thousand, nine hundred seventy-eight".