57288748 has 12 divisors (see below), whose sum is σ = 109369512. Its totient is φ = 26040320.

The previous prime is 57288739. The next prime is 57288773. The reversal of 57288748 is 84788275.

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 3 ways as a sum of consecutive naturals, for example, 650965 + ... + 651052.

It is an arithmetic number, because the mean of its divisors is an integer number (9114126).

Almost surely, 2^57288748 is an apocalyptic number.

It is an amenable number.

57288748 is a deficient number, since it is larger than the sum of its proper divisors (52080764).

57288748 is a wasteful number, since it uses less digits than its factorization.

57288748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1302032 (or 1302030 counting only the distinct ones).

The product of its digits is 1003520, while the sum is 49.

The square root of 57288748 is about 7568.9330820136. The cubic root of 57288748 is about 385.4988709247.

The spelling of 57288748 in words is "fifty-seven million, two hundred eighty-eight thousand, seven hundred forty-eight".