10063666 has 4 divisors (see below), whose sum is σ = 15095502. Its totient is φ = 5031832.

The previous prime is 10063661. The next prime is 10063681. The reversal of 10063666 is 66636001.

10063666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66636001 = 37 ⋅1800973.

It can be written as a sum of positive squares in only one way, i.e., 5157441 + 4906225 = 2271^2 + 2215^2 .

It is not an unprimeable number, because it can be changed into a prime (10063661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2515915 + ... + 2515918.

Almost surely, 2^10063666 is an apocalyptic number.

10063666 is a deficient number, since it is larger than the sum of its proper divisors (5031836).

10063666 is an equidigital number, since it uses as much as digits as its factorization.

10063666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5031835.

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

The square root of 10063666 is about 3172.3281671353. The cubic root of 10063666 is about 215.8997162507.

Adding to 10063666 its reverse (66636001), we get a palindrome (76699667).

The spelling of 10063666 in words is "ten million, sixty-three thousand, six hundred sixty-six".