206069250 has 64 divisors (see below), whose sum is σ = 541457280. Its totient is φ = 52056000.

The previous prime is 206069233. The next prime is 206069323. The reversal of 206069250 is 52960602.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7020 + ... + 21480.

It is an arithmetic number, because the mean of its divisors is an integer number (8460270).

Almost surely, 2^206069250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 206069250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270728640).

206069250 is an abundant number, since it is smaller than the sum of its proper divisors (335388030).

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

206069250 is a wasteful number, since it uses less digits than its factorization.

206069250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14500 (or 14490 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 206069250 is about 14355.1123297590. The cubic root of 206069250 is about 590.6602299749.

The spelling of 206069250 in words is "two hundred six million, sixty-nine thousand, two hundred fifty".