57255033 has 8 divisors (see below), whose sum is σ = 83280096. Its totient is φ = 34700000.

The previous prime is 57255017. The next prime is 57255049. The reversal of 57255033 is 33055275.

It is an interprime number because it is at equal distance from previous prime (57255017) and next prime (57255049).

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

It is a cyclic number.

It is not a de Polignac number, because 57255033 - 2⁴ = 57255017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57215033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 867468 + ... + 867533.

It is an arithmetic number, because the mean of its divisors is an integer number (10410012).

Almost surely, 2^57255033 is an apocalyptic number.

It is an amenable number.

57255033 is a deficient number, since it is larger than the sum of its proper divisors (26025063).

57255033 is a wasteful number, since it uses less digits than its factorization.

57255033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1735015.

The product of its (nonzero) digits is 15750, while the sum is 30.

The square root of 57255033 is about 7566.7055579030. The cubic root of 57255033 is about 385.4232327738.

The spelling of 57255033 in words is "fifty-seven million, two hundred fifty-five thousand, thirty-three".