206433064 has 16 divisors (see below), whose sum is σ = 397523700. Its totient is φ = 100426752.

The previous prime is 206433037. The next prime is 206433077. The reversal of 206433064 is 460334602.

206433064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 206152164 + 280900 = 14358^2 + 530^2 .

It is a super-2 number, since 2×206433064² = 85229219824856192, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348409 + ... + 349000.

Almost surely, 2^206433064 is an apocalyptic number.

It is an amenable number.

206433064 is a deficient number, since it is larger than the sum of its proper divisors (191090636).

206433064 is a wasteful number, since it uses less digits than its factorization.

206433064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697452 (or 697448 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 206433064 is about 14367.7786731283. The cubic root of 206433064 is about 591.0076279527.

Adding to 206433064 its reverse (460334602), we get a palindrome (666767666).

The spelling of 206433064 in words is "two hundred six million, four hundred thirty-three thousand, sixty-four".