10666158 has 16 divisors (see below), whose sum is σ = 22260096. Its totient is φ = 3400760.

The previous prime is 10666153. The next prime is 10666169. The reversal of 10666158 is 85166601.

It is a super-2 number, since 2×10666158² = 227533852961928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10666153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38508 + ... + 38783.

It is an arithmetic number, because the mean of its divisors is an integer number (1391256).

Almost surely, 2^10666158 is an apocalyptic number.

10666158 is an abundant number, since it is smaller than the sum of its proper divisors (11593938).

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

10666158 is a wasteful number, since it uses less digits than its factorization.

10666158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77319.

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

The square root of 10666158 is about 3265.9084494211. The cubic root of 10666158 is about 220.1249840783.

The spelling of 10666158 in words is "ten million, six hundred sixty-six thousand, one hundred fifty-eight".