2195404 has 6 divisors (see below), whose sum is σ = 3841964. Its totient is φ = 1097700.

The previous prime is 2195399. The next prime is 2195411. The reversal of 2195404 is 4045912.

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 as a sum of consecutive naturals, namely, 274422 + ... + 274429.

2^2195404 is an apocalyptic number.

It is an amenable number.

2195404 is a deficient number, since it is larger than the sum of its proper divisors (1646560).

2195404 is a wasteful number, since it uses less digits than its factorization.

2195404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548855 (or 548853 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 2195404 is about 1481.6895761258. The cubic root of 2195404 is about 129.9685130843.

The spelling of 2195404 in words is "two million, one hundred ninety-five thousand, four hundred four".