26434 has 4 divisors (see below), whose sum is σ = 39654. Its totient is φ = 13216.

The previous prime is 26431. The next prime is 26437. The reversal of 26434 is 43462.

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

It is an interprime number because it is at equal distance from previous prime (26431) and next prime (26437).

It can be written as a sum of positive squares in only one way, i.e., 23409 + 3025 = 153^2 + 55^2 .

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (26431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6607 + ... + 6610.

2²⁶⁴³⁴ is an apocalyptic number.

26434 is a deficient number, since it is larger than the sum of its proper divisors (13220).

26434 is a wasteful number, since it uses less digits than its factorization.

26434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13219.

The product of its digits is 576, while the sum is 19.

The square root of 26434 is about 162.5853621948. The cubic root of 26434 is about 29.7888882494.

Adding to 26434 its reverse (43462), we get a palindrome (69896).

The spelling of 26434 in words is "twenty-six thousand, four hundred thirty-four".