208448434 has 16 divisors (see below), whose sum is σ = 324336672. Its totient is φ = 100402848.

The previous prime is 208448419. The next prime is 208448447. The reversal of 208448434 is 434844802.

It is a junction number, because it is equal to n+sod(n) for n = 208448393 and 208448402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10324 + ... + 22879.

It is an arithmetic number, because the mean of its divisors is an integer number (20271042).

Almost surely, 2^208448434 is an apocalyptic number.

208448434 is a deficient number, since it is larger than the sum of its proper divisors (115888238).

208448434 is a wasteful number, since it uses less digits than its factorization.

208448434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33321.

The product of its (nonzero) digits is 98304, while the sum is 37.

The square root of 208448434 is about 14437.7433832299. The cubic root of 208448434 is about 592.9247041932.

The spelling of 208448434 in words is "two hundred eight million, four hundred forty-eight thousand, four hundred thirty-four".