206196164 has 6 divisors (see below), whose sum is σ = 360843294. Its totient is φ = 103098080.

The previous prime is 206196149. The next prime is 206196167. The reversal of 206196164 is 461691602.

It can be written as a sum of positive squares in only one way, i.e., 120077764 + 86118400 = 10958^2 + 9280^2 .

It is not an unprimeable number, because it can be changed into a prime (206196167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25774517 + ... + 25774524.

It is an arithmetic number, because the mean of its divisors is an integer number (60140549).

Almost surely, 2^206196164 is an apocalyptic number.

It is an amenable number.

206196164 is a deficient number, since it is larger than the sum of its proper divisors (154647130).

206196164 is a wasteful number, since it uses less digits than its factorization.

206196164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51549045 (or 51549043 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 206196164 is about 14359.5321650811. The cubic root of 206196164 is about 590.7814637645.

The spelling of 206196164 in words is "two hundred six million, one hundred ninety-six thousand, one hundred sixty-four".