26888425 has 6 divisors (see below), whose sum is σ = 33341678. Its totient is φ = 21510720.

The previous prime is 26888383. The next prime is 26888429. The reversal of 26888425 is 52488862.

It can be written as a sum of positive squares in 3 ways, for example, as 3356224 + 23532201 = 1832^2 + 4851^2 .

It is not a de Polignac number, because 26888425 - 2⁷ = 26888297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26888429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 537744 + ... + 537793.

Almost surely, 2^26888425 is an apocalyptic number.

26888425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26888425 is a deficient number, since it is larger than the sum of its proper divisors (6453253).

26888425 is a wasteful number, since it uses less digits than its factorization.

26888425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075547 (or 1075542 counting only the distinct ones).

The product of its digits is 245760, while the sum is 43.

The square root of 26888425 is about 5185.4049986476. The cubic root of 26888425 is about 299.5861887225.

The spelling of 26888425 in words is "twenty-six million, eight hundred eighty-eight thousand, four hundred twenty-five".