206002530 has 48 divisors (see below), whose sum is σ = 536365440. Its totient is φ = 54856224.

The previous prime is 206002519. The next prime is 206002543. The reversal of 206002530 is 35200602.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 23 ways as a sum of consecutive naturals, for example, 92409 + ... + 94611.

It is an arithmetic number, because the mean of its divisors is an integer number (11174280).

Almost surely, 2^206002530 is an apocalyptic number.

206002530 is an abundant number, since it is smaller than the sum of its proper divisors (330362910).

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

206002530 is a wasteful number, since it uses less digits than its factorization.

206002530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3255 (or 3252 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 206002530 is about 14352.7882308630. The cubic root of 206002530 is about 590.5964761567.

The spelling of 206002530 in words is "two hundred six million, two thousand, five hundred thirty".