26048545 has 4 divisors (see below), whose sum is σ = 31258260. Its totient is φ = 20838832.

The previous prime is 26048537. The next prime is 26048549. The reversal of 26048545 is 54584062.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7463824 + 18584721 = 2732^2 + 4311^2 .

It is a cyclic number.

It is not a de Polignac number, because 26048545 - 2³ = 26048537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26048545.

It is not an unprimeable number, because it can be changed into a prime (26048549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2604850 + ... + 2604859.

It is an arithmetic number, because the mean of its divisors is an integer number (7814565).

Almost surely, 2^26048545 is an apocalyptic number.

It is an amenable number.

26048545 is a deficient number, since it is larger than the sum of its proper divisors (5209715).

26048545 is an equidigital number, since it uses as much as digits as its factorization.

26048545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5209714.

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 26048545 is about 5103.7775225807. Note that the first 3 decimals coincide. The cubic root of 26048545 is about 296.4338696079.

The spelling of 26048545 in words is "twenty-six million, forty-eight thousand, five hundred forty-five".