26249488 has 40 divisors (see below), whose sum is σ = 54262400. Its totient is φ = 12265344.

The previous prime is 26249477. The next prime is 26249491. The reversal of 26249488 is 88494262.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23470 + ... + 24562.

It is an arithmetic number, because the mean of its divisors is an integer number (1356560).

Almost surely, 2^26249488 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 26249488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27131200).

26249488 is an abundant number, since it is smaller than the sum of its proper divisors (28012912).

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

26249488 is a wasteful number, since it uses less digits than its factorization.

26249488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199 (or 1193 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The square root of 26249488 is about 5123.4254166524. The cubic root of 26249488 is about 297.1941653792.

The spelling of 26249488 in words is "twenty-six million, two hundred forty-nine thousand, four hundred eighty-eight".