57166226 has 8 divisors (see below), whose sum is σ = 92345484. Its totient is φ = 26384400.

The previous prime is 57166199. The next prime is 57166229. The reversal of 57166226 is 62266175.

It can be written as a sum of positive squares in 2 ways, for example, as 56235001 + 931225 = 7499^2 + 965^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (57166229) by changing a digit.

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, 1099325 + ... + 1099376.

Almost surely, 2^57166226 is an apocalyptic number.

57166226 is a deficient number, since it is larger than the sum of its proper divisors (35179258).

57166226 is a wasteful number, since it uses less digits than its factorization.

57166226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2198716.

The product of its digits is 30240, while the sum is 35.

The square root of 57166226 is about 7560.8350067965. The cubic root of 57166226 is about 385.2238558724.

The spelling of 57166226 in words is "fifty-seven million, one hundred sixty-six thousand, two hundred twenty-six".