206066652 has 24 divisors (see below), whose sum is σ = 524533632. Its totient is φ = 62444400.

The previous prime is 206066633. The next prime is 206066677. The reversal of 206066652 is 256660602.

It is a Harshad number since it is a multiple of its sum of digits (33).

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 7 ways as a sum of consecutive naturals, for example, 780424 + ... + 780687.

It is an arithmetic number, because the mean of its divisors is an integer number (21855568).

Almost surely, 2^206066652 is an apocalyptic number.

206066652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

206066652 is an abundant number, since it is smaller than the sum of its proper divisors (318466980).

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

206066652 is a wasteful number, since it uses less digits than its factorization.

206066652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561129 (or 1561127 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 206066652 is about 14355.0218390638. The cubic root of 206066652 is about 590.6577477321.

The spelling of 206066652 in words is "two hundred six million, sixty-six thousand, six hundred fifty-two".