208426424 has 8 divisors (see below), whose sum is σ = 390799560. Its totient is φ = 104213208.

The previous prime is 208426381. The next prime is 208426453. The reversal of 208426424 is 424624802.

208426424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

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, 13026644 + ... + 13026659.

It is an arithmetic number, because the mean of its divisors is an integer number (48849945).

Almost surely, 2^208426424 is an apocalyptic number.

It is an amenable number.

208426424 is a deficient number, since it is larger than the sum of its proper divisors (182373136).

208426424 is a wasteful number, since it uses less digits than its factorization.

208426424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26053309 (or 26053305 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

The square root of 208426424 is about 14436.9811248751. The cubic root of 208426424 is about 592.9038345519.

The spelling of 208426424 in words is "two hundred eight million, four hundred twenty-six thousand, four hundred twenty-four".