166552204 has 72 divisors (see below), whose sum is σ = 367247328. Its totient is φ = 64696320.

The previous prime is 166552193. The next prime is 166552277. The reversal of 166552204 is 402255661.

166552204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 288364 + ... + 288940.

Almost surely, 2^166552204 is an apocalyptic number.

166552204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166552204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183623664).

166552204 is an abundant number, since it is smaller than the sum of its proper divisors (200695124).

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

166552204 is a wasteful number, since it uses less digits than its factorization.

166552204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675 (or 660 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 166552204 is about 12905.5106059388. The cubic root of 166552204 is about 550.1951968315.

The spelling of 166552204 in words is "one hundred sixty-six million, five hundred fifty-two thousand, two hundred four".