208486814 has 16 divisors (see below), whose sum is σ = 318836736. Its totient is φ = 102223800.

The previous prime is 208486799. The next prime is 208486871. The reversal of 208486814 is 418684802.

208486814 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×208486814² = 86933503223741192, which contains 22 as substring.

It is a congruent number.

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, 23279 + ... + 30965.

It is an arithmetic number, because the mean of its divisors is an integer number (19927296).

Almost surely, 2^208486814 is an apocalyptic number.

208486814 is a deficient number, since it is larger than the sum of its proper divisors (110349922).

208486814 is a wasteful number, since it uses less digits than its factorization.

208486814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7951.

The product of its (nonzero) digits is 98304, while the sum is 41.

The square root of 208486814 is about 14439.0724771365. The cubic root of 208486814 is about 592.9610921752.

The spelling of 208486814 in words is "two hundred eight million, four hundred eighty-six thousand, eight hundred fourteen".