26845696 has 20 divisors (see below), whose sum is σ = 53639982. Its totient is φ = 13422592.

The previous prime is 26845691. The next prime is 26845711. The reversal of 26845696 is 69654862.

26845696 = T₄₂₂₉ + T₄₂₃₀ + T₄₂₃₁.

It can be written as a sum of positive squares in only one way, i.e., 19360000 + 7485696 = 4400^2 + 2736^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26845691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25705 + ... + 26728.

Almost surely, 2^26845696 is an apocalyptic number.

26845696 is the 4231-st centered triangular number.

It is an amenable number.

26845696 is a deficient number, since it is larger than the sum of its proper divisors (26794286).

26845696 is an frugal number, since it uses more digits than its factorization.

26845696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52451 (or 52435 counting only the distinct ones).

The product of its digits is 622080, while the sum is 46.

The square root of 26845696 is about 5181.2832387354. The cubic root of 26845696 is about 299.4274115405.

The spelling of 26845696 in words is "twenty-six million, eight hundred forty-five thousand, six hundred ninety-six".