166015936 has 28 divisors (see below), whose sum is σ = 333417672. Its totient is φ = 82005248.

The previous prime is 166015919. The next prime is 166015951. The reversal of 166015936 is 639510661.

It is a super-2 number, since 2×166015936² = 55122582011912192, which contains 22 as substring.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 166015895 and 166015904.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10315 + ... + 20938.

It is an arithmetic number, because the mean of its divisors is an integer number (11907774).

Almost surely, 2^166015936 is an apocalyptic number.

166015936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

166015936 is an abundant number, since it is smaller than the sum of its proper divisors (167401736).

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

166015936 is an equidigital number, since it uses as much as digits as its factorization.

166015936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31348 (or 31338 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 166015936 is about 12884.7171486222. The cubic root of 166015936 is about 549.6040522137.

The spelling of 166015936 in words is "one hundred sixty-six million, fifteen thousand, nine hundred thirty-six".