2195672 has 16 divisors (see below), whose sum is σ = 4296240. Its totient is φ = 1050016.

The previous prime is 2195671. The next prime is 2195681. The reversal of 2195672 is 2765912.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2195671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5783 + ... + 6150.

It is an arithmetic number, because the mean of its divisors is an integer number (268515).

2^2195672 is an apocalyptic number.

It is an amenable number.

2195672 is a deficient number, since it is larger than the sum of its proper divisors (2100568).

2195672 is a wasteful number, since it uses less digits than its factorization.

2195672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11962 (or 11958 counting only the distinct ones).

The product of its digits is 7560, while the sum is 32.

The square root of 2195672 is about 1481.7800106629. The cubic root of 2195672 is about 129.9738014267.

The spelling of 2195672 in words is "two million, one hundred ninety-five thousand, six hundred seventy-two".