26923797 has 12 divisors (see below), whose sum is σ = 39054444. Its totient is φ = 17873280.

The previous prime is 26923769. The next prime is 26923829. The reversal of 26923797 is 79732962.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14243076 + 12680721 = 3774^2 + 3561^2 .

It is not a de Polignac number, because 26923797 - 2⁷ = 26923669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26923727) 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 11 ways as a sum of consecutive naturals, for example, 4038 + ... + 8375.

It is an arithmetic number, because the mean of its divisors is an integer number (3254537).

Almost surely, 2^26923797 is an apocalyptic number.

It is an amenable number.

26923797 is a deficient number, since it is larger than the sum of its proper divisors (12130647).

26923797 is a wasteful number, since it uses less digits than its factorization.

26923797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12660 (or 12657 counting only the distinct ones).

The product of its digits is 285768, while the sum is 45.

The square root of 26923797 is about 5188.8146045123. The cubic root of 26923797 is about 299.7175007307.

The spelling of 26923797 in words is "twenty-six million, nine hundred twenty-three thousand, seven hundred ninety-seven".