10636649 has 16 divisors (see below), whose sum is σ = 11819520. Its totient is φ = 9535680.

The previous prime is 10636643. The next prime is 10636651. The reversal of 10636649 is 94663601.

It is a cyclic number.

It is not a de Polignac number, because 10636649 - 2⁸ = 10636393 is a prime.

It is a super-2 number, since 2×10636649² = 226276603898402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10636643) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 24464 + ... + 24894.

It is an arithmetic number, because the mean of its divisors is an integer number (738720).

Almost surely, 2^10636649 is an apocalyptic number.

It is an amenable number.

10636649 is a deficient number, since it is larger than the sum of its proper divisors (1182871).

10636649 is a wasteful number, since it uses less digits than its factorization.

10636649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 10636649 is about 3261.3875881287. The cubic root of 10636649 is about 219.9217972737.

The spelling of 10636649 in words is "ten million, six hundred thirty-six thousand, six hundred forty-nine".