26634061 has 4 divisors (see below), whose sum is σ = 26667324. Its totient is φ = 26600800.

The previous prime is 26634031. The next prime is 26634073. The reversal of 26634061 is 16043662.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16043662 = 2 ⋅8021831.

It can be written as a sum of positive squares in 2 ways, for example, as 17598025 + 9036036 = 4195^2 + 3006^2 .

It is a cyclic number.

It is not a de Polignac number, because 26634061 - 2⁹ = 26633549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26634001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15400 + ... + 17041.

It is an arithmetic number, because the mean of its divisors is an integer number (6666831).

Almost surely, 2^26634061 is an apocalyptic number.

It is an amenable number.

26634061 is a deficient number, since it is larger than the sum of its proper divisors (33263).

26634061 is an equidigital number, since it uses as much as digits as its factorization.

26634061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33262.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 26634061 is about 5160.8197992179. The cubic root of 26634061 is about 298.6385007840.

It can be divided in two parts, 2663 and 4061, that added together give a square (6724 = 82²).

The spelling of 26634061 in words is "twenty-six million, six hundred thirty-four thousand, sixty-one".