26671061 has 4 divisors (see below), whose sum is σ = 27036492. Its totient is φ = 26305632.

The previous prime is 26670989. The next prime is 26671063. The reversal of 26671061 is 16017662.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16017662 = 2 ⋅8008831.

It can be written as a sum of positive squares in 2 ways, for example, as 9572836 + 17098225 = 3094^2 + 4135^2 .

It is a cyclic number.

It is not a de Polignac number, because 26671061 - 2¹⁰ = 26670037 is a prime.

It is a super-2 number, since 2×26671061² = 1422690989731442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26671063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182606 + ... + 182751.

It is an arithmetic number, because the mean of its divisors is an integer number (6759123).

Almost surely, 2^26671061 is an apocalyptic number.

It is an amenable number.

26671061 is a deficient number, since it is larger than the sum of its proper divisors (365431).

26671061 is an equidigital number, since it uses as much as digits as its factorization.

26671061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365430.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 26671061 is about 5164.4032569117. The cubic root of 26671061 is about 298.7767261910.

The spelling of 26671061 in words is "twenty-six million, six hundred seventy-one thousand, sixty-one".