2226178403 has 4 divisors (see below), whose sum is σ = 2228758848. Its totient is φ = 2223597960.

The previous prime is 2226178351. The next prime is 2226178433. The reversal of 2226178403 is 3048716222.

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

It is a cyclic number.

It is not a de Polignac number, because 2226178403 - 2²⁰ = 2225129827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2226178433) 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 3 ways as a sum of consecutive naturals, for example, 1288928 + ... + 1290653.

It is an arithmetic number, because the mean of its divisors is an integer number (557189712).

Almost surely, 2^2226178403 is an apocalyptic number.

2226178403 is a deficient number, since it is larger than the sum of its proper divisors (2580445).

2226178403 is an equidigital number, since it uses as much as digits as its factorization.

2226178403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2580444.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 2226178403 is about 47182.3950536638. The cubic root of 2226178403 is about 1305.7298175014.

The spelling of 2226178403 in words is "two billion, two hundred twenty-six million, one hundred seventy-eight thousand, four hundred three".