2193706325 has 12 divisors (see below), whose sum is σ = 2721849600. Its totient is φ = 1753898160.

The previous prime is 2193706321. The next prime is 2193706327. The reversal of 2193706325 is 5236073912.

2193706325 = 176² + 177² + ... + 1874².

It is not a de Polignac number, because 2193706325 - 2² = 2193706321 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2193706321) 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 in 11 ways as a sum of consecutive naturals, for example, 16652 + ... + 68298.

It is an arithmetic number, because the mean of its divisors is an integer number (226820800).

Almost surely, 2^2193706325 is an apocalyptic number.

2193706325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2193706325 is a deficient number, since it is larger than the sum of its proper divisors (528143275).

2193706325 is a wasteful number, since it uses less digits than its factorization.

2193706325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53356 (or 53351 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 2193706325 is about 46837.0187458596. The cubic root of 2193706325 is about 1299.3500350498.

The spelling of 2193706325 in words is "two billion, one hundred ninety-three million, seven hundred six thousand, three hundred twenty-five".