26530444 has 12 divisors (see below), whose sum is σ = 47560968. Its totient is φ = 12941600.

The previous prime is 26530433. The next prime is 26530453. The reversal of 26530444 is 44403562.

It is an unprimeable number.

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, 80722 + ... + 81049.

It is an arithmetic number, because the mean of its divisors is an integer number (3963414).

Almost surely, 2^26530444 is an apocalyptic number.

It is an amenable number.

26530444 is a deficient number, since it is larger than the sum of its proper divisors (21030524).

26530444 is a wasteful number, since it uses less digits than its factorization.

26530444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161816 (or 161814 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 26530444 is about 5150.7712043926. The cubic root of 26530444 is about 298.2507236360.

The spelling of 26530444 in words is "twenty-six million, five hundred thirty thousand, four hundred forty-four".