10989256 has 16 divisors (see below), whose sum is σ = 20640240. Its totient is φ = 5485200.

The previous prime is 10989247. The next prime is 10989257. The reversal of 10989256 is 65298901.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (10989257) 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, 7755 + ... + 9061.

It is an arithmetic number, because the mean of its divisors is an integer number (1290015).

Almost surely, 2^10989256 is an apocalyptic number.

It is an amenable number.

10989256 is a deficient number, since it is larger than the sum of its proper divisors (9650984).

10989256 is a wasteful number, since it uses less digits than its factorization.

10989256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2364 (or 2360 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 10989256 is about 3315.0046757131. The cubic root of 10989256 is about 222.3255780698.

The spelling of 10989256 in words is "ten million, nine hundred eighty-nine thousand, two hundred fifty-six".