26875878 has 16 divisors (see below), whose sum is σ = 56913840. Its totient is φ = 8431616.

The previous prime is 26875859. The next prime is 26875889. The reversal of 26875878 is 87857862.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 26875878.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131643 + ... + 131846.

It is an arithmetic number, because the mean of its divisors is an integer number (3557115).

Almost surely, 2^26875878 is an apocalyptic number.

26875878 is an abundant number, since it is smaller than the sum of its proper divisors (30037962).

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

26875878 is a wasteful number, since it uses less digits than its factorization.

26875878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263511.

The product of its digits is 1505280, while the sum is 51.

The square root of 26875878 is about 5184.1950194799. The cubic root of 26875878 is about 299.5395826365.

The spelling of 26875878 in words is "twenty-six million, eight hundred seventy-five thousand, eight hundred seventy-eight".