208222246 has 4 divisors (see below), whose sum is σ = 312333372. Its totient is φ = 104111122.

The previous prime is 208222241. The next prime is 208222247. The reversal of 208222246 is 642222802.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (208222241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52055560 + ... + 52055563.

It is an arithmetic number, because the mean of its divisors is an integer number (78083343).

Almost surely, 2^208222246 is an apocalyptic number.

208222246 is a deficient number, since it is larger than the sum of its proper divisors (104111126).

208222246 is a wasteful number, since it uses less digits than its factorization.

208222246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104111125.

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 208222246 is about 14429.9080385150. The cubic root of 208222246 is about 592.7101651370.

The spelling of 208222246 in words is "two hundred eight million, two hundred twenty-two thousand, two hundred forty-six".