10663976 has 8 divisors (see below), whose sum is σ = 19994970. Its totient is φ = 5331984.

The previous prime is 10663963. The next prime is 10663979. The reversal of 10663976 is 67936601.

It can be written as a sum of positive squares in only one way, i.e., 8561476 + 2102500 = 2926^2 + 1450^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×10663976² = 227440768257152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10663979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666491 + ... + 666506.

Almost surely, 2^10663976 is an apocalyptic number.

It is an amenable number.

10663976 is a deficient number, since it is larger than the sum of its proper divisors (9330994).

10663976 is a wasteful number, since it uses less digits than its factorization.

10663976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333003 (or 1332999 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 10663976 is about 3265.5743752057. The cubic root of 10663976 is about 220.1099725665.

It can be divided in two parts, 1066 and 3976, that multiplied together give a triangular number (4238416 = T₂₉₁₁).

The spelling of 10663976 in words is "ten million, six hundred sixty-three thousand, nine hundred seventy-six".