26021232 has 60 divisors (see below), whose sum is σ = 73410480. Its totient is φ = 8603904.

The previous prime is 26021231. The next prime is 26021239. The reversal of 26021232 is 23212062.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26021231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19069 + ... + 20387.

It is an arithmetic number, because the mean of its divisors is an integer number (1223508).

Almost surely, 2^26021232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26021232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36705240).

26021232 is an abundant number, since it is smaller than the sum of its proper divisors (47389248).

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

26021232 is a wasteful number, since it uses less digits than its factorization.

26021232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470 (or 1461 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 26021232 is about 5101.1010576149. The cubic root of 26021232 is about 296.3302255621.

Adding to 26021232 its reverse (23212062), we get a palindrome (49233294).

The spelling of 26021232 in words is "twenty-six million, twenty-one thousand, two hundred thirty-two".