26538216 has 16 divisors (see below), whose sum is σ = 66345600. Its totient is φ = 8846064.

The previous prime is 26538199. The next prime is 26538223. The reversal of 26538216 is 61283562.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

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, 552856 + ... + 552903.

It is an arithmetic number, because the mean of its divisors is an integer number (4146600).

Almost surely, 2^26538216 is an apocalyptic number.

It is an amenable number.

26538216 is an abundant number, since it is smaller than the sum of its proper divisors (39807384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26538216 is a wasteful number, since it uses less digits than its factorization.

26538216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105768 (or 1105764 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 26538216 is about 5151.5255992764. The cubic root of 26538216 is about 298.2798446251.

The spelling of 26538216 in words is "twenty-six million, five hundred thirty-eight thousand, two hundred sixteen".