85706325 has 18 divisors (see below), whose sum is σ = 153509954. Its totient is φ = 45709920.

The previous prime is 85706317. The next prime is 85706329. The reversal of 85706325 is 52360758.

85706325 is a `hidden beast` number, since 8 + 570 + 63 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 439569 + 85266756 = 663^2 + 9234^2 .

It is not a de Polignac number, because 85706325 - 2³ = 85706317 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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 85706325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85706329) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 190234 + ... + 190683.

Almost surely, 2^85706325 is an apocalyptic number.

It is an amenable number.

85706325 is a deficient number, since it is larger than the sum of its proper divisors (67803629).

85706325 is a wasteful number, since it uses less digits than its factorization.

85706325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380933 (or 380925 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 85706325 is about 9257.7710600338. The cubic root of 85706325 is about 440.8974880118.

The spelling of 85706325 in words is "eighty-five million, seven hundred six thousand, three hundred twenty-five".