26248447 has 4 divisors (see below), whose sum is σ = 26858920. Its totient is φ = 25637976.

The previous prime is 26248427. The next prime is 26248471. The reversal of 26248447 is 74484262.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 26248447 - 2⁷ = 26248319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26248427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305172 + ... + 305257.

It is an arithmetic number, because the mean of its divisors is an integer number (6714730).

Almost surely, 2^26248447 is an apocalyptic number.

26248447 is a deficient number, since it is larger than the sum of its proper divisors (610473).

26248447 is an equidigital number, since it uses as much as digits as its factorization.

26248447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610472.

The product of its digits is 86016, while the sum is 37.

The square root of 26248447 is about 5123.3238234568. The cubic root of 26248447 is about 297.1902366268.

The spelling of 26248447 in words is "twenty-six million, two hundred forty-eight thousand, four hundred forty-seven".