26197856 has 12 divisors (see below), whose sum is σ = 51577092. Its totient is φ = 13098912.

The previous prime is 26197837. The next prime is 26197859. The reversal of 26197856 is 65879162.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26197859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 409310 + ... + 409373.

It is an arithmetic number, because the mean of its divisors is an integer number (4298091).

Almost surely, 2^26197856 is an apocalyptic number.

It is an amenable number.

26197856 is a deficient number, since it is larger than the sum of its proper divisors (25379236).

26197856 is an equidigital number, since it uses as much as digits as its factorization.

26197856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818693 (or 818685 counting only the distinct ones).

The product of its digits is 181440, while the sum is 44.

The square root of 26197856 is about 5118.3841200129. The cubic root of 26197856 is about 296.9991799756. Note that the first 3 decimals are identical.

The spelling of 26197856 in words is "twenty-six million, one hundred ninety-seven thousand, eight hundred fifty-six".