Search a number
BaseRepresentation
bin110101100101100
31101122011
412230230
51334221
6331004
7142663
oct65454
941564
1027436
1119682
1213a64
13c646
149dda
1581e1
hex6b2c

27436 has 12 divisors (see below), whose sum is σ = 50680. Its totient is φ = 12996.

The previous prime is 27431. The next prime is 27437. The reversal of 27436 is 63472.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

27436 is an esthetic number in base 8, because in such base its adjacent digits differ by 1.

It is a d-powerful number, because it can be written as 213 + 74 + 47 + 35 + 63 .

It is an alternating number because its digits alternate between even and odd.

Its product of digits (1008) is a multiple of the sum of its prime divisors (21).

It is not an unprimeable number, because it can be changed into a prime (27431) 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, 1435 + ... + 1453.

27436 is a Friedman number, since it can be written as (7*6-4)^3/2, using all its digits and the basic arithmetic operations.

227436 is an apocalyptic number.

It is an amenable number.

27436 is a deficient number, since it is larger than the sum of its proper divisors (23244).

27436 is an equidigital number, since it uses as much as digits as its factorization.

27436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61 (or 21 counting only the distinct ones).

The product of its digits is 1008, while the sum is 22.

The square root of 27436 is about 165.6381598545. The cubic root of 27436 is about 30.1606199874.

The spelling of 27436 in words is "twenty-seven thousand, four hundred thirty-six".

Divisors: 1 2 4 19 38 76 361 722 1444 6859 13718 27436