26861042 has 16 divisors (see below), whose sum is σ = 43713432. Its totient is φ = 12305280.

The previous prime is 26861011. The next prime is 26861053. The reversal of 26861042 is 24016862.

It can be written as a sum of positive squares in 4 ways, for example, as 13980121 + 12880921 = 3739^2 + 3589^2 .

It is a junction number, because it is equal to n+sod(n) for n = 26860996 and 26861014.

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, 209 + ... + 7332.

Almost surely, 2^26861042 is an apocalyptic number.

26861042 is a deficient number, since it is larger than the sum of its proper divisors (16852390).

26861042 is a wasteful number, since it uses less digits than its factorization.

26861042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7693.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 26861042 is about 5182.7639344273. The cubic root of 26861042 is about 299.4844552938.

The spelling of 26861042 in words is "twenty-six million, eight hundred sixty-one thousand, forty-two".