850493125 has 10 divisors (see below), whose sum is σ = 1062776990. Its totient is φ = 680394000.

The previous prime is 850493113. The next prime is 850493129. The reversal of 850493125 is 521394058.

It can be written as a sum of positive squares in 5 ways, for example, as 472540644 + 377952481 = 21738^2 + 19441^2 .

It is not a de Polignac number, because 850493125 - 2⁵ = 850493093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (850493129) 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 9 ways as a sum of consecutive naturals, for example, 679770 + ... + 681019.

It is an arithmetic number, because the mean of its divisors is an integer number (106277699).

Almost surely, 2^850493125 is an apocalyptic number.

It is an amenable number.

850493125 is a deficient number, since it is larger than the sum of its proper divisors (212283865).

850493125 is an equidigital number, since it uses as much as digits as its factorization.

850493125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360809 (or 1360794 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 850493125 is about 29163.2152719826. The cubic root of 850493125 is about 947.4513867332.

The spelling of 850493125 in words is "eight hundred fifty million, four hundred ninety-three thousand, one hundred twenty-five".