26538016 has 24 divisors (see below), whose sum is σ = 54050220.
Its totient is φ = 12811008.
The previous prime is 26538013. The next prime is 26538049. The reversal of 26538016 is 61083562.
It can be written as a sum of positive squares in 2 ways, for example, as 23078416 + 3459600 = 4804^2 + 1860^2
It is not an unprimeable number, because it can be changed into a prime (26538011) 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, 13371 + ... + 15226.
Almost surely, 226538016 is an apocalyptic number.
It is an amenable number.
26538016 is an abundant number, since it is smaller than the sum of its proper divisors (27512204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26538016 is a wasteful number, since it uses less digits than its factorization.
26538016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28636 (or 28628 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 31.
The square root of 26538016 is about 5151.5061875145.
The cubic root of 26538016 is about 298.2790953142.
The spelling of 26538016 in words is "twenty-six million, five hundred thirty-eight thousand, sixteen".