26766542 has 16 divisors (see below), whose sum is σ = 43881264. Its totient is φ = 12144000.

The previous prime is 26766541. The next prime is 26766559. The reversal of 26766542 is 24566762.

It is a junction number, because it is equal to n+sod(n) for n = 26766496 and 26766505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26766541) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 18692 + ... + 20072.

It is an arithmetic number, because the mean of its divisors is an integer number (2742579).

Almost surely, 2^26766542 is an apocalyptic number.

26766542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

26766542 is a deficient number, since it is larger than the sum of its proper divisors (17114722).

26766542 is a wasteful number, since it uses less digits than its factorization.

26766542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2275.

The product of its digits is 120960, while the sum is 38.

The square root of 26766542 is about 5173.6391447413. The cubic root of 26766542 is about 299.1328365812.

The spelling of 26766542 in words is "twenty-six million, seven hundred sixty-six thousand, five hundred forty-two".