26542065 has 16 divisors (see below), whose sum is σ = 46328256. Its totient is φ = 12868800.

The previous prime is 26542057. The next prime is 26542067. The reversal of 26542065 is 56024562.

It is not a de Polignac number, because 26542065 - 2³ = 26542057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26542067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80266 + ... + 80595.

It is an arithmetic number, because the mean of its divisors is an integer number (2895516).

Almost surely, 2^26542065 is an apocalyptic number.

It is an amenable number.

26542065 is a deficient number, since it is larger than the sum of its proper divisors (19786191).

26542065 is a wasteful number, since it uses less digits than its factorization.

26542065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160880.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 26542065 is about 5151.8991643859. The cubic root of 26542065 is about 298.2942643788.

The spelling of 26542065 in words is "twenty-six million, five hundred forty-two thousand, sixty-five".