208612 has 6 divisors (see below), whose sum is σ = 365078. Its totient is φ = 104304.

The previous prime is 208609. The next prime is 208627. The reversal of 208612 is 216802.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 207936 + 676 = 456^2 + 26^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 208612.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26073 + ... + 26080.

2²⁰⁸⁶¹² is an apocalyptic number.

It is an amenable number.

208612 is a deficient number, since it is larger than the sum of its proper divisors (156466).

208612 is a wasteful number, since it uses less digits than its factorization.

208612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52157 (or 52155 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 208612 is about 456.7406266143. The cubic root of 208612 is about 59.3079749679.

It can be divided in two parts, 208 and 612, that added together give a triangular number (820 = T₄₀).

The spelling of 208612 in words is "two hundred eight thousand, six hundred twelve".