85989252 has 24 divisors (see below), whose sum is σ = 201598432. Its totient is φ = 28526400.

The previous prime is 85989251. The next prime is 85989311. The reversal of 85989252 is 25298958.

It is not an unprimeable number, because it can be changed into a prime (85989251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14449 + ... + 19512.

Almost surely, 2^85989252 is an apocalyptic number.

It is an amenable number.

85989252 is an abundant number, since it is smaller than the sum of its proper divisors (115609180).

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

85989252 is a wasteful number, since it uses less digits than its factorization.

85989252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34179 (or 34177 counting only the distinct ones).

The product of its digits is 518400, while the sum is 48.

The square root of 85989252 is about 9273.0389840656. The cubic root of 85989252 is about 441.3821072125.

The spelling of 85989252 in words is "eighty-five million, nine hundred eighty-nine thousand, two hundred fifty-two".