2726026445 has 4 divisors (see below), whose sum is σ = 3271231740. Its totient is φ = 2180821152.

The previous prime is 2726026441. The next prime is 2726026487. The reversal of 2726026445 is 5446206272.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1960895524 + 765130921 = 44282^2 + 27661^2 .

It is a cyclic number.

It is not a de Polignac number, because 2726026445 - 2² = 2726026441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2726026399 and 2726026408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2726026441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272602640 + ... + 272602649.

It is an arithmetic number, because the mean of its divisors is an integer number (817807935).

Almost surely, 2^2726026445 is an apocalyptic number.

It is an amenable number.

2726026445 is a deficient number, since it is larger than the sum of its proper divisors (545205295).

2726026445 is an equidigital number, since it uses as much as digits as its factorization.

2726026445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545205294.

The product of its (nonzero) digits is 161280, while the sum is 38.

The square root of 2726026445 is about 52211.3631789096. The cubic root of 2726026445 is about 1396.9365745804.

The spelling of 2726026445 in words is "two billion, seven hundred twenty-six million, twenty-six thousand, four hundred forty-five".