57855535 has 4 divisors (see below), whose sum is σ = 69426648. Its totient is φ = 46284424.

The previous prime is 57855533. The next prime is 57855547. The reversal of 57855535 is 53555875.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57855535 - 2¹ = 57855533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57855491 and 57855500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57855533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5785549 + ... + 5785558.

It is an arithmetic number, because the mean of its divisors is an integer number (17356662).

Almost surely, 2^57855535 is an apocalyptic number.

57855535 is a deficient number, since it is larger than the sum of its proper divisors (11571113).

57855535 is a wasteful number, since it uses less digits than its factorization.

57855535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11571112.

The product of its digits is 525000, while the sum is 43.

The square root of 57855535 is about 7606.2826005875. The cubic root of 57855535 is about 386.7660139920.

The spelling of 57855535 in words is "fifty-seven million, eight hundred fifty-five thousand, five hundred thirty-five".