57473273 has 16 divisors (see below), whose sum is σ = 69854400. Its totient is φ = 46562880.

The previous prime is 57473261. The next prime is 57473291. The reversal of 57473273 is 37237475.

It is a de Polignac number, because none of the positive numbers 2^k-57473273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57479273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2783 + ... + 11076.

It is an arithmetic number, because the mean of its divisors is an integer number (4365900).

Almost surely, 2^57473273 is an apocalyptic number.

It is an amenable number.

57473273 is a deficient number, since it is larger than the sum of its proper divisors (12381127).

57473273 is a wasteful number, since it uses less digits than its factorization.

57473273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13912.

The product of its digits is 123480, while the sum is 38.

The square root of 57473273 is about 7581.1129130227. The cubic root of 57473273 is about 385.9123200136.

The spelling of 57473273 in words is "fifty-seven million, four hundred seventy-three thousand, two hundred seventy-three".