26530433 has 2 divisors, whose sum is σ = 26530434. Its totient is φ = 26530432.

The previous prime is 26530429. The next prime is 26530453. The reversal of 26530433 is 33403562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25877569 + 652864 = 5087^2 + 808^2 .

It is a cyclic number.

It is not a de Polignac number, because 26530433 - 2² = 26530429 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (26530453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13265216 + 13265217.

It is an arithmetic number, because the mean of its divisors is an integer number (13265217).

Almost surely, 2^26530433 is an apocalyptic number.

It is an amenable number.

26530433 is a deficient number, since it is larger than the sum of its proper divisors (1).

26530433 is an equidigital number, since it uses as much as digits as its factorization.

26530433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 26530433 is about 5150.7701365912. The cubic root of 26530433 is about 298.2506824159.

Adding to 26530433 its reverse (33403562), we get a palindrome (59933995).

The spelling of 26530433 in words is "twenty-six million, five hundred thirty thousand, four hundred thirty-three".