26864846 has 16 divisors (see below), whose sum is σ = 42066000. Its totient is φ = 12851328.

The previous prime is 26864843. The next prime is 26864899. The reversal of 26864846 is 64846862.

It is a junction number, because it is equal to n+sod(n) for n = 26864797 and 26864806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26864843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4505 + ... + 8603.

It is an arithmetic number, because the mean of its divisors is an integer number (2629125).

Almost surely, 2^26864846 is an apocalyptic number.

26864846 is the 2771-st centered heptagonal number.

26864846 is a deficient number, since it is larger than the sum of its proper divisors (15201154).

26864846 is a wasteful number, since it uses less digits than its factorization.

26864846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4243.

The product of its digits is 442368, while the sum is 44.

The square root of 26864846 is about 5183.1309070870. The cubic root of 26864846 is about 299.4985920635.

The spelling of 26864846 in words is "twenty-six million, eight hundred sixty-four thousand, eight hundred forty-six".