2195625937 has 2 divisors, whose sum is σ = 2195625938. Its totient is φ = 2195625936.

The previous prime is 2195625899. The next prime is 2195626019. The reversal of 2195625937 is 7395265912.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2021491521 + 174134416 = 44961^2 + 13196^2 .

It is a cyclic number.

It is not a de Polignac number, because 2195625937 - 2¹¹ = 2195623889 is a prime.

It is not a weakly prime, because it can be changed into another prime (2195625637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1097812968 + 1097812969.

It is an arithmetic number, because the mean of its divisors is an integer number (1097812969).

Almost surely, 2^2195625937 is an apocalyptic number.

It is an amenable number.

2195625937 is a deficient number, since it is larger than the sum of its proper divisors (1).

2195625937 is an equidigital number, since it uses as much as digits as its factorization.

2195625937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1020600, while the sum is 49.

The square root of 2195625937 is about 46857.5067305122. The cubic root of 2195625937 is about 1299.7289251364.

The spelling of 2195625937 in words is "two billion, one hundred ninety-five million, six hundred twenty-five thousand, nine hundred thirty-seven".