11826506 has 4 divisors (see below), whose sum is σ = 17739762. Its totient is φ = 5913252.

The previous prime is 11826499. The next prime is 11826517. The reversal of 11826506 is 60562811.

It is a happy number.

11826506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60562811 = 307 ⋅197273.

It can be written as a sum of positive squares in only one way, i.e., 11162281 + 664225 = 3341^2 + 815^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2956625 + ... + 2956628.

Almost surely, 2^11826506 is an apocalyptic number.

11826506 is a deficient number, since it is larger than the sum of its proper divisors (5913256).

11826506 is an equidigital number, since it uses as much as digits as its factorization.

11826506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5913255.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 11826506 is about 3438.9687407710. The cubic root of 11826506 is about 227.8341489052.

The spelling of 11826506 in words is "eleven million, eight hundred twenty-six thousand, five hundred six".