57033285 has 16 divisors (see below), whose sum is σ = 94400640. Its totient is φ = 29368640.

The previous prime is 57033271. The next prime is 57033289. The reversal of 57033285 is 58233075.

It is not a de Polignac number, because 57033285 - 2⁷ = 57033157 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57033289) 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 15 ways as a sum of consecutive naturals, for example, 65121 + ... + 65990.

It is an arithmetic number, because the mean of its divisors is an integer number (5900040).

Almost surely, 2^57033285 is an apocalyptic number.

It is an amenable number.

57033285 is a deficient number, since it is larger than the sum of its proper divisors (37367355).

57033285 is a wasteful number, since it uses less digits than its factorization.

57033285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131148.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 57033285 is about 7552.0384665334. The cubic root of 57033285 is about 384.9250092880.

The spelling of 57033285 in words is "fifty-seven million, thirty-three thousand, two hundred eighty-five".