208113968 has 10 divisors (see below), whose sum is σ = 403220844. Its totient is φ = 104056976.

The previous prime is 208113931. The next prime is 208113977. The reversal of 208113968 is 869311802.

It is a super-2 number, since 2×208113968² = 86622847353410048, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6503546 + ... + 6503577.

Almost surely, 2^208113968 is an apocalyptic number.

It is an amenable number.

208113968 is a deficient number, since it is larger than the sum of its proper divisors (195106876).

208113968 is a wasteful number, since it uses less digits than its factorization.

208113968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13007131 (or 13007125 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 208113968 is about 14426.1556902731. The cubic root of 208113968 is about 592.6074085871.

The spelling of 208113968 in words is "two hundred eight million, one hundred thirteen thousand, nine hundred sixty-eight".