208750434 has 16 divisors (see below), whose sum is σ = 427684320. Its totient is φ = 67886240.

The previous prime is 208750417. The next prime is 208750441. The reversal of 208750434 is 434057802.

It is a junction number, because it is equal to n+sod(n) for n = 208750395 and 208750404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 424044 + ... + 424535.

It is an arithmetic number, because the mean of its divisors is an integer number (26730270).

Almost surely, 2^208750434 is an apocalyptic number.

208750434 is an abundant number, since it is smaller than the sum of its proper divisors (218933886).

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

208750434 is a wasteful number, since it uses less digits than its factorization.

208750434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848625.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 208750434 is about 14448.1982959814. The cubic root of 208750434 is about 593.2109090372.

The spelling of 208750434 in words is "two hundred eight million, seven hundred fifty thousand, four hundred thirty-four".