2225404 has 6 divisors (see below), whose sum is σ = 3894464. Its totient is φ = 1112700.

The previous prime is 2225401. The next prime is 2225407. The reversal of 2225404 is 4045222.

It is an interprime number because it is at equal distance from previous prime (2225401) and next prime (2225407).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2225401) 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, 278172 + ... + 278179.

2^2225404 is an apocalyptic number.

It is an amenable number.

2225404 is a deficient number, since it is larger than the sum of its proper divisors (1669060).

2225404 is a wasteful number, since it uses less digits than its factorization.

2225404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556355 (or 556353 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 2225404 is about 1491.7788039787. The cubic root of 2225404 is about 130.5578395322.

The spelling of 2225404 in words is "two million, two hundred twenty-five thousand, four hundred four".