26387142 has 16 divisors (see below), whose sum is σ = 54201072. Its totient is φ = 8557920.

The previous prime is 26387093. The next prime is 26387167. The reversal of 26387142 is 24178362.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59209 + ... + 59652.

It is an arithmetic number, because the mean of its divisors is an integer number (3387567).

Almost surely, 2^26387142 is an apocalyptic number.

26387142 is an abundant number, since it is smaller than the sum of its proper divisors (27813930).

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

26387142 is a wasteful number, since it uses less digits than its factorization.

26387142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118903.

The product of its digits is 16128, while the sum is 33.

The square root of 26387142 is about 5136.8416366480. The cubic root of 26387142 is about 297.7127616754.

The spelling of 26387142 in words is "twenty-six million, three hundred eighty-seven thousand, one hundred forty-two".