26448489 has 12 divisors (see below), whose sum is σ = 38688000. Its totient is φ = 17408664.

The previous prime is 26448473. The next prime is 26448491. The reversal of 26448489 is 98484462.

It is not a de Polignac number, because 26448489 - 2⁴ = 26448473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26448419) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17889 + ... + 19310.

It is an arithmetic number, because the mean of its divisors is an integer number (3224000).

Almost surely, 2^26448489 is an apocalyptic number.

It is an amenable number.

26448489 is a deficient number, since it is larger than the sum of its proper divisors (12239511).

26448489 is a wasteful number, since it uses less digits than its factorization.

26448489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37284 (or 37281 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The square root of 26448489 is about 5142.8094462074. The cubic root of 26448489 is about 297.9432988227.

The spelling of 26448489 in words is "twenty-six million, four hundred forty-eight thousand, four hundred eighty-nine".