26430 has 16 divisors (see below), whose sum is σ = 63504. Its totient is φ = 7040.

The previous prime is 26423. The next prime is 26431. The reversal of 26430 is 3462.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a plaindrome in base 12.

It is a nialpdrome in base 6.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 26430.

It is not an unprimeable number, because it can be changed into a prime (26431) 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, 411 + ... + 470.

It is an arithmetic number, because the mean of its divisors is an integer number (3969).

2²⁶⁴³⁰ is an apocalyptic number.

26430 is an abundant number, since it is smaller than the sum of its proper divisors (37074).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31752).

26430 is a wasteful number, since it uses less digits than its factorization.

26430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 26430 is about 162.5730604990. The cubic root of 26430 is about 29.7873856194.

Adding to 26430 its reverse (3462), we get a palindrome (29892).

The spelling of 26430 in words is "twenty-six thousand, four hundred thirty".