208378 has 8 divisors (see below), whose sum is σ = 319968. Its totient is φ = 101724.

The previous prime is 208367. The next prime is 208379. The reversal of 208378 is 873802.

It is a happy number.

208378 is nontrivially palindromic in base 12.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (208379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1126 + ... + 1297.

It is an arithmetic number, because the mean of its divisors is an integer number (39996).

2²⁰⁸³⁷⁸ is an apocalyptic number.

208378 is a deficient number, since it is larger than the sum of its proper divisors (111590).

208378 is a wasteful number, since it uses less digits than its factorization.

208378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2468.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 208378 is about 456.4843918471. The cubic root of 208378 is about 59.2857914272.

The spelling of 208378 in words is "two hundred eight thousand, three hundred seventy-eight".