26466947 has 4 divisors (see below), whose sum is σ = 28502880. Its totient is φ = 24431016.

The previous prime is 26466941. The next prime is 26466971. The reversal of 26466947 is 74966462.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 26466947 - 2⁴ = 26466931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26466898 and 26466907.

It is not an unprimeable number, because it can be changed into a prime (26466941) 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 3 ways as a sum of consecutive naturals, for example, 1017947 + ... + 1017972.

It is an arithmetic number, because the mean of its divisors is an integer number (7125720).

Almost surely, 2^26466947 is an apocalyptic number.

26466947 is a deficient number, since it is larger than the sum of its proper divisors (2035933).

26466947 is a wasteful number, since it uses less digits than its factorization.

26466947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035932.

The product of its digits is 435456, while the sum is 44.

The square root of 26466947 is about 5144.6036776413. The cubic root of 26466947 is about 298.0125927444.

The spelling of 26466947 in words is "twenty-six million, four hundred sixty-six thousand, nine hundred forty-seven".