206141856 has 48 divisors (see below), whose sum is σ = 542152800. Its totient is φ = 68583168.

The previous prime is 206141851. The next prime is 206141863. The reversal of 206141856 is 658141602.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (206141851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57690 + ... + 61158.

It is an arithmetic number, because the mean of its divisors is an integer number (11294850).

Almost surely, 2^206141856 is an apocalyptic number.

It is an amenable number.

206141856 is an abundant number, since it is smaller than the sum of its proper divisors (336010944).

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

206141856 is a wasteful number, since it uses less digits than its factorization.

206141856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4101 (or 4093 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 206141856 is about 14357.6410318687. The cubic root of 206141856 is about 590.7295924844.

The spelling of 206141856 in words is "two hundred six million, one hundred forty-one thousand, eight hundred fifty-six".