206361204 has 96 divisors (see below), whose sum is σ = 582758400. Its totient is φ = 55520640.

The previous prime is 206361191. The next prime is 206361217. The reversal of 206361204 is 402163602.

It is an interprime number because it is at equal distance from previous prime (206361191) and next prime (206361217).

It is a congruent number.

It is an unprimeable number.

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, 381174 + ... + 381714.

It is an arithmetic number, because the mean of its divisors is an integer number (6070400).

Almost surely, 2^206361204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 206361204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291379200).

206361204 is an abundant number, since it is smaller than the sum of its proper divisors (376397196).

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

206361204 is a wasteful number, since it uses less digits than its factorization.

206361204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813 (or 811 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 206361204 is about 14365.2777209492. The cubic root of 206361204 is about 590.9390427880.

The spelling of 206361204 in words is "two hundred six million, three hundred sixty-one thousand, two hundred four".