85512396 has 24 divisors (see below), whose sum is σ = 199972864. Its totient is φ = 28440720.

The previous prime is 85512391. The next prime is 85512421. The reversal of 85512396 is 69321558.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (85512391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2140 + ... + 13251.

Almost surely, 2^85512396 is an apocalyptic number.

It is an amenable number.

85512396 is an abundant number, since it is smaller than the sum of its proper divisors (114460468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85512396 is a wasteful number, since it uses less digits than its factorization.

85512396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15861 (or 15859 counting only the distinct ones).

The product of its digits is 64800, while the sum is 39.

The square root of 85512396 is about 9247.2912790719. The cubic root of 85512396 is about 440.5646950717.

The spelling of 85512396 in words is "eighty-five million, five hundred twelve thousand, three hundred ninety-six".