20793226 has 8 divisors (see below), whose sum is σ = 31209444. Its totient is φ = 10390080.

The previous prime is 20793221. The next prime is 20793233. The reversal of 20793226 is 62239702.

It can be written as a sum of positive squares in 2 ways, for example, as 19228225 + 1565001 = 4385^2 + 1251^2 .

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

It is not an unprimeable number, because it can be changed into a prime (20793221) 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, 3586 + ... + 7378.

Almost surely, 2^20793226 is an apocalyptic number.

20793226 is a deficient number, since it is larger than the sum of its proper divisors (10416218).

20793226 is a wasteful number, since it uses less digits than its factorization.

20793226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6536.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 20793226 is about 4559.9589910437. The cubic root of 20793226 is about 274.9839153127.

The spelling of 20793226 in words is "twenty million, seven hundred ninety-three thousand, two hundred twenty-six".