26142886 has 32 divisors (see below), whose sum is σ = 49828608. Its totient is φ = 9990240.

The previous prime is 26142877. The next prime is 26142901. The reversal of 26142886 is 68824162.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6561 + ... + 9763.

It is an arithmetic number, because the mean of its divisors is an integer number (1557144).

Almost surely, 2^26142886 is an apocalyptic number.

26142886 is a deficient number, since it is larger than the sum of its proper divisors (23685722).

26142886 is a wasteful number, since it uses less digits than its factorization.

26142886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3276.

The product of its digits is 36864, while the sum is 37.

The square root of 26142886 is about 5113.0114414110. The cubic root of 26142886 is about 296.7913070230.

It can be divided in two parts, 26142 and 886, that added together give a triangular number (27028 = T₂₃₂).

The spelling of 26142886 in words is "twenty-six million, one hundred forty-two thousand, eight hundred eighty-six".