26084945 has 8 divisors (see below), whose sum is σ = 31335336. Its totient is φ = 20845696.

The previous prime is 26084939. The next prime is 26084969. The reversal of 26084945 is 54948062.

It can be written as a sum of positive squares in 4 ways, for example, as 3341584 + 22743361 = 1828^2 + 4769^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26084945 - 2²⁴ = 9307729 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 26084899 and 26084908.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3779 + ... + 8151.

It is an arithmetic number, because the mean of its divisors is an integer number (3916917).

Almost surely, 2^26084945 is an apocalyptic number.

It is an amenable number.

26084945 is a deficient number, since it is larger than the sum of its proper divisors (5250391).

26084945 is a wasteful number, since it uses less digits than its factorization.

26084945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5571.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 26084945 is about 5107.3422638394. The cubic root of 26084945 is about 296.5718833397.

The spelling of 26084945 in words is "twenty-six million, eighty-four thousand, nine hundred forty-five".