10006669 has 4 divisors (see below), whose sum is σ = 10147680. Its totient is φ = 9865660.

The previous prime is 10006663. The next prime is 10006699. The reversal of 10006669 is 96660001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10006669 - 2¹⁹ = 9482381 is a prime.

It is a super-2 number, since 2×10006669² = 200266848951122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10006663) 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, 70399 + ... + 70540.

It is an arithmetic number, because the mean of its divisors is an integer number (2536920).

Almost surely, 2^10006669 is an apocalyptic number.

It is an amenable number.

10006669 is a deficient number, since it is larger than the sum of its proper divisors (141011).

10006669 is an equidigital number, since it uses as much as digits as its factorization.

10006669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141010.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 10006669 is about 3163.3319459077. The cubic root of 10006669 is about 215.4913514437.

The spelling of 10006669 in words is "ten million, six thousand, six hundred sixty-nine".