10236866 has 4 divisors (see below), whose sum is σ = 15355302. Its totient is φ = 5118432.

The previous prime is 10236857. The next prime is 10236883. The reversal of 10236866 is 66863201.

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

It can be written as a sum of positive squares in only one way, i.e., 6869641 + 3367225 = 2621^2 + 1835^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2559215 + ... + 2559218.

Almost surely, 2^10236866 is an apocalyptic number.

10236866 is a deficient number, since it is larger than the sum of its proper divisors (5118436).

10236866 is an equidigital number, since it uses as much as digits as its factorization.

10236866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5118435.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 10236866 is about 3199.5102750265. The cubic root of 10236866 is about 217.1312534609.

The spelling of 10236866 in words is "ten million, two hundred thirty-six thousand, eight hundred sixty-six".