845583725 has 12 divisors (see below), whose sum is σ = 1198313184. Its totient is φ = 579828720.

The previous prime is 845583703. The next prime is 845583727. The reversal of 845583725 is 527385548.

It is not a de Polignac number, because 845583725 - 2¹⁰ = 845582701 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 845583725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (845583727) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2415779 + ... + 2416128.

It is an arithmetic number, because the mean of its divisors is an integer number (99859432).

Almost surely, 2^845583725 is an apocalyptic number.

It is an amenable number.

845583725 is a deficient number, since it is larger than the sum of its proper divisors (352729459).

845583725 is a wasteful number, since it uses less digits than its factorization.

845583725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4831924 (or 4831919 counting only the distinct ones).

The product of its digits is 1344000, while the sum is 47.

The square root of 845583725 is about 29078.9223493581. The cubic root of 845583725 is about 945.6248398800.

The spelling of 845583725 in words is "eight hundred forty-five million, five hundred eighty-three thousand, seven hundred twenty-five".