1226203 has 8 divisors (see below), whose sum is σ = 1408320. Its totient is φ = 1055880.

The previous prime is 1226191. The next prime is 1226209. The reversal of 1226203 is 3026221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1226203 - 2⁹ = 1225691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1226209) 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 in 7 ways as a sum of consecutive naturals, for example, 2725 + ... + 3142.

It is an arithmetic number, because the mean of its divisors is an integer number (176040).

2^1226203 is an apocalyptic number.

1226203 is a deficient number, since it is larger than the sum of its proper divisors (182117).

1226203 is a wasteful number, since it uses less digits than its factorization.

1226203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5897.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1226203 is about 1107.3405077030. The cubic root of 1226203 is about 107.0337623098.

The spelling of 1226203 in words is "one million, two hundred twenty-six thousand, two hundred three".