26218632 has 64 divisors (see below), whose sum is σ = 75283200. Its totient is φ = 7525440.

The previous prime is 26218627. The next prime is 26218637. The reversal of 26218632 is 23681262.

It is an interprime number because it is at equal distance from previous prime (26218627) and next prime (26218637).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 26218632.

It is not an unprimeable number, because it can be changed into a prime (26218637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2403 + ... + 7629.

It is an arithmetic number, because the mean of its divisors is an integer number (1176300).

Almost surely, 2^26218632 is an apocalyptic number.

26218632 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26218632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37641600).

26218632 is an abundant number, since it is smaller than the sum of its proper divisors (49064568).

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

26218632 is a wasteful number, since it uses less digits than its factorization.

26218632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5266 (or 5262 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 26218632 is about 5120.4132645715. The cubic root of 26218632 is about 297.0776701714.

Adding to 26218632 its reverse (23681262), we get a palindrome (49899894).

The spelling of 26218632 in words is "twenty-six million, two hundred eighteen thousand, six hundred thirty-two".