10166423 has 4 divisors (see below), whose sum is σ = 10180920. Its totient is φ = 10151928.

The previous prime is 10166413. The next prime is 10166441. The reversal of 10166423 is 32466101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32466101 = 3371 ⋅9631.

It is a cyclic number.

It is not a de Polignac number, because 10166423 - 2¹⁴ = 10150039 is a prime.

It is a super-2 number, since 2×10166423² = 206712313229858, 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 (10166413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6140 + ... + 7617.

It is an arithmetic number, because the mean of its divisors is an integer number (2545230).

Almost surely, 2^10166423 is an apocalyptic number.

10166423 is a deficient number, since it is larger than the sum of its proper divisors (14497).

10166423 is an equidigital number, since it uses as much as digits as its factorization.

10166423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14496.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 10166423 is about 3188.4828680738. The cubic root of 10166423 is about 216.6320578515.

The spelling of 10166423 in words is "ten million, one hundred sixty-six thousand, four hundred twenty-three".