26581248 has 108 divisors (see below), whose sum is σ = 78121680. Its totient is φ = 8690688.

The previous prime is 26581237. The next prime is 26581259. The reversal of 26581248 is 84218562.

It is an interprime number because it is at equal distance from previous prime (26581237) and next prime (26581259).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 191163 + ... + 191301.

Almost surely, 2^26581248 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 26581248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39060840).

26581248 is an abundant number, since it is smaller than the sum of its proper divisors (51540432).

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

26581248 is a wasteful number, since it uses less digits than its factorization.

26581248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244 (or 227 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 26581248 is about 5155.7005343600. The cubic root of 26581248 is about 298.4409788782.

The spelling of 26581248 in words is "twenty-six million, five hundred eighty-one thousand, two hundred forty-eight".