10489656 has 64 divisors (see below), whose sum is σ = 28293120. Its totient is φ = 3231360.

The previous prime is 10489651. The next prime is 10489657. The reversal of 10489656 is 65698401.

It is a super-2 number, since 2×10489656² = 220065765996672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10489651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16806 + ... + 17418.

It is an arithmetic number, because the mean of its divisors is an integer number (442080).

Almost surely, 2^10489656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10489656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14146560).

10489656 is an abundant number, since it is smaller than the sum of its proper divisors (17803464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10489656 is a wasteful number, since it uses less digits than its factorization.

10489656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676 (or 672 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 10489656 is about 3238.7738420581. The cubic root of 10489656 is about 218.9040258351.

The spelling of 10489656 in words is "ten million, four hundred eighty-nine thousand, six hundred fifty-six".