26321285 has 8 divisors (see below), whose sum is σ = 32057376. Its totient is φ = 20742480.

The previous prime is 26321249. The next prime is 26321291. The reversal of 26321285 is 58212362.

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

It is not a de Polignac number, because 26321285 - 2¹⁸ = 26059141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38951 + ... + 39620.

It is an arithmetic number, because the mean of its divisors is an integer number (4007172).

Almost surely, 2^26321285 is an apocalyptic number.

It is an amenable number.

26321285 is a deficient number, since it is larger than the sum of its proper divisors (5736091).

26321285 is an equidigital number, since it uses as much as digits as its factorization.

26321285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78643.

The product of its digits is 5760, while the sum is 29.

The square root of 26321285 is about 5130.4273701126. The cubic root of 26321285 is about 297.4648782774.

It can be divided in two parts, 263 and 21285, that multiplied together give a palindrome (5597955).

The spelling of 26321285 in words is "twenty-six million, three hundred twenty-one thousand, two hundred eighty-five".