26448937 has 2 divisors, whose sum is σ = 26448938. Its totient is φ = 26448936.

The previous prime is 26448901. The next prime is 26448967. The reversal of 26448937 is 73984462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14470416 + 11978521 = 3804^2 + 3461^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26448937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26448893 and 26448902.

It is not a weakly prime, because it can be changed into another prime (26448967) 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 as a sum of consecutive naturals, namely, 13224468 + 13224469.

It is an arithmetic number, because the mean of its divisors is an integer number (13224469).

Almost surely, 2^26448937 is an apocalyptic number.

It is an amenable number.

26448937 is a deficient number, since it is larger than the sum of its proper divisors (1).

26448937 is an equidigital number, since it uses as much as digits as its factorization.

26448937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 43.

The square root of 26448937 is about 5142.8530019825. The cubic root of 26448937 is about 297.9449810592.

Adding to 26448937 its product of digits (290304), we get a square (26739241 = 5171²).

The spelling of 26448937 in words is "twenty-six million, four hundred forty-eight thousand, nine hundred thirty-seven".