26426045 has 4 divisors (see below), whose sum is σ = 31711260. Its totient is φ = 21140832.

The previous prime is 26426027. The next prime is 26426051. The reversal of 26426045 is 54062462.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54062462 = 2 ⋅27031231.

It can be written as a sum of positive squares in 2 ways, for example, as 6543364 + 19882681 = 2558^2 + 4459^2 .

It is a cyclic number.

It is not a de Polignac number, because 26426045 - 2¹² = 26421949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26425999 and 26426017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2642600 + ... + 2642609.

It is an arithmetic number, because the mean of its divisors is an integer number (7927815).

Almost surely, 2^26426045 is an apocalyptic number.

It is an amenable number.

26426045 is a deficient number, since it is larger than the sum of its proper divisors (5285215).

26426045 is an equidigital number, since it uses as much as digits as its factorization.

26426045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5285214.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 26426045 is about 5140.6269072945. The cubic root of 26426045 is about 297.8589974496.

The spelling of 26426045 in words is "twenty-six million, four hundred twenty-six thousand, forty-five".