26530772 has 12 divisors (see below), whose sum is σ = 47561556. Its totient is φ = 12941760.

The previous prime is 26530771. The next prime is 26530817. The reversal of 26530772 is 27703562.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 15335056 + 11195716 = 3916^2 + 3346^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26530771) 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 3 ways as a sum of consecutive naturals, for example, 80723 + ... + 81050.

It is an arithmetic number, because the mean of its divisors is an integer number (3963463).

Almost surely, 2^26530772 is an apocalyptic number.

It is an amenable number.

26530772 is a deficient number, since it is larger than the sum of its proper divisors (21030784).

26530772 is a wasteful number, since it uses less digits than its factorization.

26530772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161818 (or 161816 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 26530772 is about 5150.8030441864. The cubic root of 26530772 is about 298.2519527376.

The spelling of 26530772 in words is "twenty-six million, five hundred thirty thousand, seven hundred seventy-two".