26283949 has 4 divisors (see below), whose sum is σ = 26994364. Its totient is φ = 25573536.

The previous prime is 26283941. The next prime is 26283977. The reversal of 26283949 is 94938262.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21949225 + 4334724 = 4685^2 + 2082^2 .

It is a cyclic number.

It is not a de Polignac number, because 26283949 - 2³ = 26283941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26283941) 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, 355152 + ... + 355225.

It is an arithmetic number, because the mean of its divisors is an integer number (6748591).

Almost surely, 2^26283949 is an apocalyptic number.

It is an amenable number.

26283949 is a deficient number, since it is larger than the sum of its proper divisors (710415).

26283949 is an equidigital number, since it uses as much as digits as its factorization.

26283949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710414.

The product of its digits is 186624, while the sum is 43.

The square root of 26283949 is about 5126.7873956309. The cubic root of 26283949 is about 297.3241632111.

The spelling of 26283949 in words is "twenty-six million, two hundred eighty-three thousand, nine hundred forty-nine".