208146208 has 24 divisors (see below), whose sum is σ = 410740848. Its totient is φ = 103831104.

The previous prime is 208146179. The next prime is 208146209. The reversal of 208146208 is 802641802.

It is a self number, because there is not a number n which added to its sum of digits gives 208146208.

It is not an unprimeable number, because it can be changed into a prime (208146209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6835 + ... + 21517.

It is an arithmetic number, because the mean of its divisors is an integer number (17114202).

Almost surely, 2^208146208 is an apocalyptic number.

It is an amenable number.

208146208 is a deficient number, since it is larger than the sum of its proper divisors (202594640).

208146208 is a wasteful number, since it uses less digits than its factorization.

208146208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15136 (or 15128 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 208146208 is about 14427.2730618090. The cubic root of 208146208 is about 592.6380082894.

The spelling of 208146208 in words is "two hundred eight million, one hundred forty-six thousand, two hundred eight".