843938925 has 12 divisors (see below), whose sum is σ = 1395312480. Its totient is φ = 450100720.

The previous prime is 843938923. The next prime is 843938929. The reversal of 843938925 is 529839348.

It is not a de Polignac number, because 843938925 - 2¹ = 843938923 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (843938923) 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 in 11 ways as a sum of consecutive naturals, for example, 5626185 + ... + 5626334.

It is an arithmetic number, because the mean of its divisors is an integer number (116276040).

Almost surely, 2^843938925 is an apocalyptic number.

It is an amenable number.

843938925 is a deficient number, since it is larger than the sum of its proper divisors (551373555).

843938925 is a wasteful number, since it uses less digits than its factorization.

843938925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11252532 (or 11252527 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 51.

The square root of 843938925 is about 29050.6269295518. The cubic root of 843938925 is about 945.0113097384.

The spelling of 843938925 in words is "eight hundred forty-three million, nine hundred thirty-eight thousand, nine hundred twenty-five".