26878042 has 16 divisors (see below), whose sum is σ = 41450472. Its totient is φ = 13063680.

The previous prime is 26878039. The next prime is 26878063. The reversal of 26878042 is 24087862.

It can be written as a sum of positive squares in 4 ways, for example, as 12047841 + 14830201 = 3471^2 + 3851^2 .

It is a junction number, because it is equal to n+sod(n) for n = 26877992 and 26878010.

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, 35128 + ... + 35884.

Almost surely, 2^26878042 is an apocalyptic number.

26878042 is a deficient number, since it is larger than the sum of its proper divisors (14572430).

26878042 is a wasteful number, since it uses less digits than its factorization.

26878042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233.

The product of its (nonzero) digits is 43008, while the sum is 37.

The square root of 26878042 is about 5184.4037265630. The cubic root of 26878042 is about 299.5476218934.

The spelling of 26878042 in words is "twenty-six million, eight hundred seventy-eight thousand, forty-two".