166090014 has 24 divisors (see below), whose sum is σ = 373191000. Its totient is φ = 55363176.

The previous prime is 166090013. The next prime is 166090019. The reversal of 166090014 is 410090661.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 166090014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166090013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170389 + ... + 171360.

It is an arithmetic number, because the mean of its divisors is an integer number (15549625).

Almost surely, 2^166090014 is an apocalyptic number.

166090014 is an abundant number, since it is smaller than the sum of its proper divisors (207100986).

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

166090014 is an equidigital number, since it uses as much as digits as its factorization.

166090014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341766 (or 341754 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 166090014 is about 12887.5914739722. The cubic root of 166090014 is about 549.6857863649.

The spelling of 166090014 in words is "one hundred sixty-six million, ninety thousand, fourteen".