28636346 has 8 divisors (see below), whose sum is σ = 43095360. Its totient is φ = 14271228.

The previous prime is 28636331. The next prime is 28636351. The reversal of 28636346 is 64363682.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22706 + ... + 23933.

It is an arithmetic number, because the mean of its divisors is an integer number (5386920).

Almost surely, 2^28636346 is an apocalyptic number.

28636346 is a deficient number, since it is larger than the sum of its proper divisors (14459014).

28636346 is a wasteful number, since it uses less digits than its factorization.

28636346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46948.

The product of its digits is 124416, while the sum is 38.

The square root of 28636346 is about 5351.2938622356. The cubic root of 28636346 is about 305.9420697149.

It can be divided in two parts, 28636 and 346, that added together give a palindrome (28982).

The spelling of 28636346 in words is "twenty-eight million, six hundred thirty-six thousand, three hundred forty-six".