206402 has 16 divisors (see below), whose sum is σ = 369792. Its totient is φ = 84480.
The previous prime is 206399. The next prime is 206407. The reversal of 206402 is 204602.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a nialpdrome in base 14.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 206402.
It is not an unprimeable number, because it can be changed into a prime (206407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2 + ... + 642.
It is an arithmetic number, because the mean of its divisors is an integer number (23112).
2206402 is an apocalyptic number.
206402 is a deficient number, since it is larger than the sum of its proper divisors (163390).
206402 is a wasteful number, since it uses less digits than its factorization.
206402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 673.
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 206402 is about 454.3148687860. The cubic root of 206402 is about 59.0977981568.
The spelling of 206402 in words is "two hundred six thousand, four hundred two".
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