10667648 has 16 divisors (see below), whose sum is σ = 21252210. Its totient is φ = 5333760.

The previous prime is 10667647. The next prime is 10667659. The reversal of 10667648 is 84676601.

It can be written as a sum of positive squares in only one way, i.e., 7011904 + 3655744 = 2648^2 + 1912^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×10667648² = 227597427703808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10667641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41543 + ... + 41798.

Almost surely, 2^10667648 is an apocalyptic number.

It is an amenable number.

10667648 is a deficient number, since it is larger than the sum of its proper divisors (10584562).

10667648 is an frugal number, since it uses more digits than its factorization.

10667648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83355 (or 83343 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 10667648 is about 3266.1365556265. The cubic root of 10667648 is about 220.1352336595.

The spelling of 10667648 in words is "ten million, six hundred sixty-seven thousand, six hundred forty-eight".