117204226 has 4 divisors (see below), whose sum is σ = 175806342. Its totient is φ = 58602112.

The previous prime is 117204223. The next prime is 117204233. The reversal of 117204226 is 622402711.

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

It can be written as a sum of positive squares in only one way, i.e., 111323601 + 5880625 = 10551^2 + 2425^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 117204226.

It is not an unprimeable number, because it can be changed into a prime (117204221) 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, 29301055 + ... + 29301058.

Almost surely, 2^117204226 is an apocalyptic number.

117204226 is a deficient number, since it is larger than the sum of its proper divisors (58602116).

117204226 is an equidigital number, since it uses as much as digits as its factorization.

117204226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58602115.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 117204226 is about 10826.0900605897. The cubic root of 117204226 is about 489.3817358434.

Adding to 117204226 its reverse (622402711), we get a palindrome (739606937).

The spelling of 117204226 in words is "one hundred seventeen million, two hundred four thousand, two hundred twenty-six".