26664892 has 6 divisors (see below), whose sum is σ = 46663568. Its totient is φ = 13332444.

The previous prime is 26664881. The next prime is 26664899. The reversal of 26664892 is 29846662.

It is a super-2 number, since 2×26664892² = 1422032930743328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26664899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3333108 + ... + 3333115.

Almost surely, 2^26664892 is an apocalyptic number.

It is an amenable number.

26664892 is a deficient number, since it is larger than the sum of its proper divisors (19998676).

26664892 is a wasteful number, since it uses less digits than its factorization.

26664892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6666227 (or 6666225 counting only the distinct ones).

The product of its digits is 248832, while the sum is 43.

The square root of 26664892 is about 5163.8059607232. The cubic root of 26664892 is about 298.7536887904.

It can be divided in two parts, 26664 and 892, that added together give a square (27556 = 166²).

The spelling of 26664892 in words is "twenty-six million, six hundred sixty-four thousand, eight hundred ninety-two".