2195004 has 36 divisors (see below), whose sum is σ = 5959464. Its totient is φ = 626976.

The previous prime is 2195003. The next prime is 2195009. The reversal of 2195004 is 4005912.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2195003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1279 + ... + 2454.

2^2195004 is an apocalyptic number.

It is an amenable number.

2195004 is an abundant number, since it is smaller than the sum of its proper divisors (3764460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2195004 is a wasteful number, since it uses less digits than its factorization.

2195004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3754 (or 3745 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 2195004 is about 1481.5545889369. The cubic root of 2195004 is about 129.9606192353.

The spelling of 2195004 in words is "two million, one hundred ninety-five thousand, four".