166314630 has 64 divisors (see below), whose sum is σ = 412205760. Its totient is φ = 42914304.

The previous prime is 166314613. The next prime is 166314637. The reversal of 166314630 is 36413661.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166314637) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 298312 + ... + 298868.

It is an arithmetic number, because the mean of its divisors is an integer number (6440715).

Almost surely, 2^166314630 is an apocalyptic number.

166314630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 166314630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206102880).

166314630 is an abundant number, since it is smaller than the sum of its proper divisors (245891130).

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

166314630 is a wasteful number, since it uses less digits than its factorization.

166314630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 166314630 is about 12896.3029586002. The cubic root of 166314630 is about 549.9334685363.

The spelling of 166314630 in words is "one hundred sixty-six million, three hundred fourteen thousand, six hundred thirty".