206058377 has 12 divisors (see below), whose sum is σ = 253801620. Its totient is φ = 166231296.

The previous prime is 206058371. The next prime is 206058379. The reversal of 206058377 is 773850602.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 60590656 + 145467721 = 7784^2 + 12061^2 .

It is not a de Polignac number, because 206058377 - 2²⁰ = 205009801 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 206058377.

It is not an unprimeable number, because it can be changed into a prime (206058371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122852 + ... + 124517.

It is an arithmetic number, because the mean of its divisors is an integer number (21150135).

Almost surely, 2^206058377 is an apocalyptic number.

It is an amenable number.

206058377 is a deficient number, since it is larger than the sum of its proper divisors (47743243).

206058377 is a wasteful number, since it uses less digits than its factorization.

206058377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247400 (or 247393 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 206058377 is about 14354.7336095101. The cubic root of 206058377 is about 590.6498412963.

It can be divided in two parts, 20605 and 8377, that added together give a palindrome (28982).

The spelling of 206058377 in words is "two hundred six million, fifty-eight thousand, three hundred seventy-seven".