26860055 has 4 divisors (see below), whose sum is σ = 32232072. Its totient is φ = 21488040.

The previous prime is 26860049. The next prime is 26860063. The reversal of 26860055 is 55006862.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 26860055 - 2⁶ = 26859991 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 2686001 + ... + 2686010.

It is an arithmetic number, because the mean of its divisors is an integer number (8058018).

Almost surely, 2^26860055 is an apocalyptic number.

26860055 is a deficient number, since it is larger than the sum of its proper divisors (5372017).

26860055 is an equidigital number, since it uses as much as digits as its factorization.

26860055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5372016.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 26860055 is about 5182.6687140893. The cubic root of 26860055 is about 299.4807870968.

The spelling of 26860055 in words is "twenty-six million, eight hundred sixty thousand, fifty-five".