26801330 has 8 divisors (see below), whose sum is σ = 48242412. Its totient is φ = 10720528.

The previous prime is 26801323. The next prime is 26801347. The reversal of 26801330 is 3310862.

It is a Cunningham number, because it is equal to 5177²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 26801329 + 1 = 5177^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×26801330² = 1436622579537800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26801296 and 26801305.

It is an unprimeable number.

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, 1340057 + ... + 1340076.

Almost surely, 2^26801330 is an apocalyptic number.

26801330 is a deficient number, since it is larger than the sum of its proper divisors (21441082).

26801330 is a wasteful number, since it uses less digits than its factorization.

26801330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2680140.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 26801330 is about 5177.0000965810. Note that the first 4 decimals coincide. The cubic root of 26801330 is about 299.2623730264.

The spelling of 26801330 in words is "twenty-six million, eight hundred one thousand, three hundred thirty".