166880214 has 12 divisors (see below), whose sum is σ = 361573836. Its totient is φ = 55626732.

The previous prime is 166880213. The next prime is 166880237. The reversal of 166880214 is 412088661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166880213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4635544 + ... + 4635579.

It is an arithmetic number, because the mean of its divisors is an integer number (30131153).

Almost surely, 2^166880214 is an apocalyptic number.

166880214 is an abundant number, since it is smaller than the sum of its proper divisors (194693622).

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

166880214 is a wasteful number, since it uses less digits than its factorization.

166880214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9271131 (or 9271128 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 166880214 is about 12918.2124924465. The cubic root of 166880214 is about 550.5561470894.

The spelling of 166880214 in words is "one hundred sixty-six million, eight hundred eighty thousand, two hundred fourteen".