26739648 has 84 divisors (see below), whose sum is σ = 82563208. Its totient is φ = 8225280.

The previous prime is 26739619. The next prime is 26739659. The reversal of 26739648 is 84693762.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5703 + ... + 9273.

Almost surely, 2^26739648 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 26739648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41281604).

26739648 is an abundant number, since it is smaller than the sum of its proper divisors (55823560).

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

26739648 is a wasteful number, since it uses less digits than its factorization.

26739648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3602 (or 3589 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 26739648 is about 5171.0393539404. The cubic root of 26739648 is about 299.0326172551.

It can be divided in two parts, 2673 and 9648, that added together give a palindrome (12321).

The spelling of 26739648 in words is "twenty-six million, seven hundred thirty-nine thousand, six hundred forty-eight".