27429 has 8 divisors (see below), whose sum is σ = 37632. Its totient is φ = 17760.

The previous prime is 27427. The next prime is 27431. The reversal of 27429 is 92472.

27429 = 3² + 4² + ... + 43².

It is an interprime number because it is at equal distance from previous prime (27427) and next prime (27431).

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

It is not a de Polignac number, because 27429 - 2¹ = 27427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27399 and 27408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27427) 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, 12 + ... + 234.

It is an arithmetic number, because the mean of its divisors is an integer number (4704).

2²⁷⁴²⁹ is an apocalyptic number.

It is an amenable number.

27429 is a deficient number, since it is larger than the sum of its proper divisors (10203).

27429 is a wasteful number, since it uses less digits than its factorization.

27429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267.

The product of its digits is 1008, while the sum is 24.

The square root of 27429 is about 165.6170281100. The cubic root of 27429 is about 30.1580547167.

It can be divided in two parts, 274 and 29, that added together give a palindrome (303).

The spelling of 27429 in words is "twenty-seven thousand, four hundred twenty-nine".