85384425 has 48 divisors (see below), whose sum is σ = 163005440. Its totient is φ = 38629440.

The previous prime is 85384399. The next prime is 85384459. The reversal of 85384425 is 52448358.

It is not a de Polignac number, because 85384425 - 2⁵ = 85384393 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53286 + ... + 54864.

Almost surely, 2^85384425 is an apocalyptic number.

It is an amenable number.

85384425 is a deficient number, since it is larger than the sum of its proper divisors (77621015).

85384425 is a wasteful number, since it uses less digits than its factorization.

85384425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1702 (or 1697 counting only the distinct ones).

The product of its digits is 153600, while the sum is 39.

The square root of 85384425 is about 9240.3693108014. The cubic root of 85384425 is about 440.3448140759.

The spelling of 85384425 in words is "eighty-five million, three hundred eighty-four thousand, four hundred twenty-five".