857541027 has 16 divisors (see below), whose sum is σ = 1307198720. Its totient is φ = 489847392.

The previous prime is 857541019. The next prime is 857541029. The reversal of 857541027 is 720145758.

It is not a de Polignac number, because 857541027 - 2³ = 857541019 is a prime.

It is a super-2 number, since 2×857541027² = 1470753225976429458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (857541029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72924 + ... + 83862.

It is an arithmetic number, because the mean of its divisors is an integer number (81699920).

Almost surely, 2^857541027 is an apocalyptic number.

857541027 is a deficient number, since it is larger than the sum of its proper divisors (449657693).

857541027 is a wasteful number, since it uses less digits than its factorization.

857541027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14682.

The product of its (nonzero) digits is 78400, while the sum is 39.

The square root of 857541027 is about 29283.8014438017. The cubic root of 857541027 is about 950.0613171872.

The spelling of 857541027 in words is "eight hundred fifty-seven million, five hundred forty-one thousand, twenty-seven".