10166658 has 8 divisors (see below), whose sum is σ = 20333328. Its totient is φ = 3388884.

The previous prime is 10166657. The next prime is 10166659. The reversal of 10166658 is 85666101.

It is an interprime number because it is at equal distance from previous prime (10166657) and next prime (10166659).

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

10166658 is an admirable number.

It is a super-4 number, since 4×10166658⁴ (a number of 29 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (10166657) 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, 847216 + ... + 847227.

It is an arithmetic number, because the mean of its divisors is an integer number (2541666).

Almost surely, 2^10166658 is an apocalyptic number.

10166658 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10166658 is a wasteful number, since it uses less digits than its factorization.

10166658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694448.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 10166658 is about 3188.5197192428. The cubic root of 10166658 is about 216.6337270109.

The spelling of 10166658 in words is "ten million, one hundred sixty-six thousand, six hundred fifty-eight".