27157000 has 64 divisors (see below), whose sum is σ = 68468400. Its totient is φ = 10022400.

The previous prime is 27156989. The next prime is 27157027. The reversal of 27157000 is 75172.

It can be written as a sum of positive squares in 8 ways, for example, as 1085764 + 26071236 = 1042^2 + 5106^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11956 + ... + 14044.

Almost surely, 2^27157000 is an apocalyptic number.

27157000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27157000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34234200).

27157000 is an abundant number, since it is smaller than the sum of its proper divisors (41311400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27157000 is a wasteful number, since it uses less digits than its factorization.

27157000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123 (or 2109 counting only the distinct ones).

The product of its (nonzero) digits is 490, while the sum is 22.

The square root of 27157000 is about 5211.2378567860. The cubic root of 27157000 is about 300.5803580393.

The spelling of 27157000 in words is "twenty-seven million, one hundred fifty-seven thousand".