843425925 has 12 divisors (see below), whose sum is σ = 1394464320. Its totient is φ = 449827120.

The previous prime is 843425899. The next prime is 843425963. The reversal of 843425925 is 529524348.

It is not a de Polignac number, because 843425925 - 2⁶ = 843425861 is a prime.

It is a super-2 number, since 2×843425925² = 1422734581924211250, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5622765 + ... + 5622914.

It is an arithmetic number, because the mean of its divisors is an integer number (116205360).

Almost surely, 2^843425925 is an apocalyptic number.

It is an amenable number.

843425925 is a deficient number, since it is larger than the sum of its proper divisors (551038395).

843425925 is a wasteful number, since it uses less digits than its factorization.

843425925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11245692 (or 11245687 counting only the distinct ones).

The product of its digits is 345600, while the sum is 42.

The square root of 843425925 is about 29041.7961737906. The cubic root of 843425925 is about 944.8197915097.

It can be divided in two parts, 843425 and 925, that added together give a triangular number (844350 = T₁₂₉₉).

The spelling of 843425925 in words is "eight hundred forty-three million, four hundred twenty-five thousand, nine hundred twenty-five".