840595225 has 24 divisors (see below), whose sum is σ = 1086716160. Its totient is φ = 644280000.

The previous prime is 840595201. The next prime is 840595229. The reversal of 840595225 is 522595048.

840595225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 840595225 - 2¹⁷ = 840464153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (840595229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72906 + ... + 83644.

It is an arithmetic number, because the mean of its divisors is an integer number (45279840).

Almost surely, 2^840595225 is an apocalyptic number.

It is an amenable number.

840595225 is a deficient number, since it is larger than the sum of its proper divisors (246120935).

840595225 is a wasteful number, since it uses less digits than its factorization.

840595225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10881 (or 10876 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 840595225 is about 28993.0202807503. The cubic root of 840595225 is about 943.7616076814.

The spelling of 840595225 in words is "eight hundred forty million, five hundred ninety-five thousand, two hundred twenty-five".