208744968 has 16 divisors (see below), whose sum is σ = 521862480. Its totient is φ = 69581648.

The previous prime is 208744777. The next prime is 208744973. The reversal of 208744968 is 869447802.

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, 4348830 + ... + 4348877.

It is an arithmetic number, because the mean of its divisors is an integer number (32616405).

Almost surely, 2^208744968 is an apocalyptic number.

It is an amenable number.

208744968 is an abundant number, since it is smaller than the sum of its proper divisors (313117512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

208744968 is a wasteful number, since it uses less digits than its factorization.

208744968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8697716 (or 8697712 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 48.

The square root of 208744968 is about 14448.0091362097. The cubic root of 208744968 is about 593.2057313727.

The spelling of 208744968 in words is "two hundred eight million, seven hundred forty-four thousand, nine hundred sixty-eight".