10603666 has 8 divisors (see below), whose sum is σ = 16293564. Its totient is φ = 5172480.

The previous prime is 10603651. The next prime is 10603669. The reversal of 10603666 is 66630601.

It can be written as a sum of positive squares in 2 ways, for example, as 10208025 + 395641 = 3195^2 + 629^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10603666² = 224875465279112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10603669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64575 + ... + 64738.

Almost surely, 2^10603666 is an apocalyptic number.

10603666 is a deficient number, since it is larger than the sum of its proper divisors (5689898).

10603666 is a wasteful number, since it uses less digits than its factorization.

10603666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129356.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 10603666 is about 3256.3270720246. The cubic root of 10603666 is about 219.6942446805.

The spelling of 10603666 in words is "ten million, six hundred three thousand, six hundred sixty-six".