57828266 has 8 divisors (see below), whose sum is σ = 86819040. Its totient is φ = 28888588.

The previous prime is 57828227. The next prime is 57828269. The reversal of 57828266 is 66282875.

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

It is not an unprimeable number, because it can be changed into a prime (57828269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9806 + ... + 14553.

It is an arithmetic number, because the mean of its divisors is an integer number (10852380).

Almost surely, 2^57828266 is an apocalyptic number.

57828266 is a deficient number, since it is larger than the sum of its proper divisors (28990774).

57828266 is a wasteful number, since it uses less digits than its factorization.

57828266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25548.

The product of its digits is 322560, while the sum is 44.

The square root of 57828266 is about 7604.4898579721. The cubic root of 57828266 is about 386.7052397442.

The spelling of 57828266 in words is "fifty-seven million, eight hundred twenty-eight thousand, two hundred sixty-six".