57066112 has 16 divisors (see below), whose sum is σ = 113686650. Its totient is φ = 28532992.

The previous prime is 57066109. The next prime is 57066143. The reversal of 57066112 is 21166075.

It can be written as a sum of positive squares in only one way, i.e., 56190016 + 876096 = 7496^2 + 936^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×57066112² = 6513082277593088, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222787 + ... + 223042.

Almost surely, 2^57066112 is an apocalyptic number.

It is an amenable number.

57066112 is a deficient number, since it is larger than the sum of its proper divisors (56620538).

57066112 is an equidigital number, since it uses as much as digits as its factorization.

57066112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445843 (or 445831 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 57066112 is about 7554.2115405911. The cubic root of 57066112 is about 384.9988463450.

The spelling of 57066112 in words is "fifty-seven million, sixty-six thousand, one hundred twelve".