57427282 has 16 divisors (see below), whose sum is σ = 94608000. Its totient is φ = 25926640.

The previous prime is 57427267. The next prime is 57427289. The reversal of 57427282 is 28272475.

It is not an unprimeable number, because it can be changed into a prime (57427289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5482 + ... + 12037.

It is an arithmetic number, because the mean of its divisors is an integer number (5913000).

Almost surely, 2^57427282 is an apocalyptic number.

57427282 is a deficient number, since it is larger than the sum of its proper divisors (37180718).

57427282 is a wasteful number, since it uses less digits than its factorization.

57427282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17681.

The product of its digits is 62720, while the sum is 37.

The square root of 57427282 is about 7578.0790441906. The cubic root of 57427282 is about 385.8093548793.

The spelling of 57427282 in words is "fifty-seven million, four hundred twenty-seven thousand, two hundred eighty-two".