26498 has 4 divisors (see below), whose sum is σ = 39750. Its totient is φ = 13248.

The previous prime is 26497. The next prime is 26501. The reversal of 26498 is 89462.

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

It can be written as a sum of positive squares in only one way, i.e., 24649 + 1849 = 157^2 + 43^2 .

It is a plaindrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 26498.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26497) 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, 6623 + ... + 6626.

2²⁶⁴⁹⁸ is an apocalyptic number.

26498 is a deficient number, since it is larger than the sum of its proper divisors (13252).

26498 is a wasteful number, since it uses less digits than its factorization.

26498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13251.

The product of its digits is 3456, while the sum is 29.

The square root of 26498 is about 162.7820628939. The cubic root of 26498 is about 29.8129097407.

It can be divided in two parts, 2 and 6498, that multiplied together give a square (12996 = 114²).

The spelling of 26498 in words is "twenty-six thousand, four hundred ninety-eight".