853694325 has 54 divisors (see below), whose sum is σ = 1680757442. Its totient is φ = 413899200.

The previous prime is 853694299. The next prime is 853694327. The reversal of 853694325 is 523496358.

853694325 is a `hidden beast` number, since 8 + 536 + 94 + 3 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 117874449 + 735819876 = 10857^2 + 27126^2 .

It is not a de Polignac number, because 853694325 - 2⁵ = 853694293 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853694327) 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 53 ways as a sum of consecutive naturals, for example, 11547 + ... + 42903.

Almost surely, 2^853694325 is an apocalyptic number.

It is an amenable number.

853694325 is a deficient number, since it is larger than the sum of its proper divisors (827063117).

853694325 is a wasteful number, since it uses less digits than its factorization.

853694325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31395 (or 31376 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The square root of 853694325 is about 29218.0479327418. The cubic root of 853694325 is about 948.6386132623.

The spelling of 853694325 in words is "eight hundred fifty-three million, six hundred ninety-four thousand, three hundred twenty-five".