208414433 has 2 divisors, whose sum is σ = 208414434. Its totient is φ = 208414432.

The previous prime is 208414417. The next prime is 208414471. The reversal of 208414433 is 334414802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116791249 + 91623184 = 10807^2 + 9572^2 .

It is a cyclic number.

It is not a de Polignac number, because 208414433 - 2⁴ = 208414417 is a prime.

It is a super-2 number, since 2×208414433² = 86873151765422978, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 208414396 and 208414405.

It is not a weakly prime, because it can be changed into another prime (208414133) by changing a digit.

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 as a sum of consecutive naturals, namely, 104207216 + 104207217.

It is an arithmetic number, because the mean of its divisors is an integer number (104207217).

Almost surely, 2^208414433 is an apocalyptic number.

It is an amenable number.

208414433 is a deficient number, since it is larger than the sum of its proper divisors (1).

208414433 is an equidigital number, since it uses as much as digits as its factorization.

208414433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 208414433 is about 14436.5658312495. The cubic root of 208414433 is about 592.8924641987.

The spelling of 208414433 in words is "two hundred eight million, four hundred fourteen thousand, four hundred thirty-three".