2226404 has 6 divisors (see below), whose sum is σ = 3896214. Its totient is φ = 1113200.

The previous prime is 2226403. The next prime is 2226407. The reversal of 2226404 is 4046222.

2226404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2102500 + 123904 = 1450^2 + 352^2 .

It is not an unprimeable number, because it can be changed into a prime (2226403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278297 + ... + 278304.

It is an arithmetic number, because the mean of its divisors is an integer number (649369).

2^2226404 is an apocalyptic number.

It is an amenable number.

2226404 is a deficient number, since it is larger than the sum of its proper divisors (1669810).

2226404 is a wasteful number, since it uses less digits than its factorization.

2226404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556605 (or 556603 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2226404 is about 1492.1139366684. The cubic root of 2226404 is about 130.5773922799.

The spelling of 2226404 in words is "two million, two hundred twenty-six thousand, four hundred four".