208134812 has 6 divisors (see below), whose sum is σ = 364235928. Its totient is φ = 104067404.

The previous prime is 208134799. The next prime is 208134833. The reversal of 208134812 is 218431802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26016848 + ... + 26016855.

It is an arithmetic number, because the mean of its divisors is an integer number (60705988).

Almost surely, 2^208134812 is an apocalyptic number.

It is an amenable number.

208134812 is a deficient number, since it is larger than the sum of its proper divisors (156101116).

208134812 is a wasteful number, since it uses less digits than its factorization.

208134812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52033707 (or 52033705 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 208134812 is about 14426.8781099724. The cubic root of 208134812 is about 592.6271924530.

The spelling of 208134812 in words is "two hundred eight million, one hundred thirty-four thousand, eight hundred twelve".