57173212 has 6 divisors (see below), whose sum is σ = 100053128. Its totient is φ = 28586604.

The previous prime is 57173209. The next prime is 57173219. The reversal of 57173212 is 21237175.

57173212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57173219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7146648 + ... + 7146655.

Almost surely, 2^57173212 is an apocalyptic number.

It is an amenable number.

57173212 is a deficient number, since it is larger than the sum of its proper divisors (42879916).

57173212 is a wasteful number, since it uses less digits than its factorization.

57173212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14293307 (or 14293305 counting only the distinct ones).

The product of its digits is 2940, while the sum is 28.

The square root of 57173212 is about 7561.2969786935. The cubic root of 57173212 is about 385.2395473300.

The spelling of 57173212 in words is "fifty-seven million, one hundred seventy-three thousand, two hundred twelve".