193013226 has 32 divisors (see below), whose sum is σ = 490193280. Its totient is φ = 55146528.

The previous prime is 193013213. The next prime is 193013243. The reversal of 193013226 is 622310391.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 193013226.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 254931 + ... + 255686.

It is an arithmetic number, because the mean of its divisors is an integer number (15318540).

Almost surely, 2^193013226 is an apocalyptic number.

193013226 is an abundant number, since it is smaller than the sum of its proper divisors (297180054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

193013226 is a wasteful number, since it uses less digits than its factorization.

193013226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510635 (or 510629 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 193013226 is about 13892.9199954509. The cubic root of 193013226 is about 577.9128570787.

The spelling of 193013226 in words is "one hundred ninety-three million, thirteen thousand, two hundred twenty-six".