26630597 has 16 divisors (see below), whose sum is σ = 31059072. Its totient is φ = 22364160.

The previous prime is 26630579. The next prime is 26630603. The reversal of 26630597 is 79503662.

It is not a de Polignac number, because 26630597 - 2¹⁰ = 26629573 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26630597.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26630507) 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 15 ways as a sum of consecutive naturals, for example, 103493 + ... + 103749.

It is an arithmetic number, because the mean of its divisors is an integer number (1941192).

Almost surely, 2^26630597 is an apocalyptic number.

It is an amenable number.

26630597 is a deficient number, since it is larger than the sum of its proper divisors (4428475).

26630597 is a wasteful number, since it uses less digits than its factorization.

26630597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 26630597 is about 5160.4841827100. The cubic root of 26630597 is about 298.6255533453.

The spelling of 26630597 in words is "twenty-six million, six hundred thirty thousand, five hundred ninety-seven".