10012666 has 8 divisors (see below), whose sum is σ = 15082560. Its totient is φ = 4985148.

The previous prime is 10012649. The next prime is 10012699. The reversal of 10012666 is 66621001.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9996 + ... + 10951.

It is an arithmetic number, because the mean of its divisors is an integer number (1885320).

Almost surely, 2^10012666 is an apocalyptic number.

10012666 is a deficient number, since it is larger than the sum of its proper divisors (5069894).

10012666 is a wasteful number, since it uses less digits than its factorization.

10012666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21188.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 10012666 is about 3164.2796968663. The cubic root of 10012666 is about 215.5343908594.

Adding to 10012666 its reverse (66621001), we get a palindrome (76633667).

The spelling of 10012666 in words is "ten million, twelve thousand, six hundred sixty-six".