26456867 has 4 divisors (see below), whose sum is σ = 26467560. Its totient is φ = 26446176.

The previous prime is 26456827. The next prime is 26456869. The reversal of 26456867 is 76865462.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 76865462 = 2 ⋅38432731.

It is a cyclic number.

It is not a de Polignac number, because 26456867 - 2¹⁴ = 26440483 is a prime.

It is a super-2 number, since 2×26456867² = 1399931622911378, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26456869) 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, 488 + ... + 7290.

It is an arithmetic number, because the mean of its divisors is an integer number (6616890).

Almost surely, 2^26456867 is an apocalyptic number.

26456867 is a deficient number, since it is larger than the sum of its proper divisors (10693).

26456867 is an equidigital number, since it uses as much as digits as its factorization.

26456867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10692.

The product of its digits is 483840, while the sum is 44.

The square root of 26456867 is about 5143.6239170453. The cubic root of 26456867 is about 297.9747550045.

The spelling of 26456867 in words is "twenty-six million, four hundred fifty-six thousand, eight hundred sixty-seven".