208904122 has 8 divisors (see below), whose sum is σ = 358121376. Its totient is φ = 89530332.

The previous prime is 208904099. The next prime is 208904131. The reversal of 208904122 is 221409802.

208904122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 7460848 + ... + 7460875.

It is an arithmetic number, because the mean of its divisors is an integer number (44765172).

Almost surely, 2^208904122 is an apocalyptic number.

208904122 is a deficient number, since it is larger than the sum of its proper divisors (149217254).

208904122 is a wasteful number, since it uses less digits than its factorization.

208904122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14921732.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 208904122 is about 14453.5159044435. The cubic root of 208904122 is about 593.3564528998.

The spelling of 208904122 in words is "two hundred eight million, nine hundred four thousand, one hundred twenty-two".