204062166 has 288 divisors, whose sum is σ = 627419520. Its totient is φ = 48988800.

The previous prime is 204062153. The next prime is 204062167. The reversal of 204062166 is 661260402.

It is a happy number.

It is a super-2 number, since 2×204062166² = 83282735185223112, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204062167) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4977106 + ... + 4977146.

It is an arithmetic number, because the mean of its divisors is an integer number (2178540).

Almost surely, 2^204062166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204062166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313709760).

204062166 is an abundant number, since it is smaller than the sum of its proper divisors (423357354).

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

204062166 is a wasteful number, since it uses less digits than its factorization.

204062166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 83 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 204062166 is about 14285.0329366089. The cubic root of 204062166 is about 588.7363224540.

The spelling of 204062166 in words is "two hundred four million, sixty-two thousand, one hundred sixty-six".