85489254 has 48 divisors (see below), whose sum is σ = 189506304. Its totient is φ = 27846000.

The previous prime is 85489249. The next prime is 85489259. The reversal of 85489254 is 45298458.

It is an interprime number because it is at equal distance from previous prime (85489249) and next prime (85489259).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85489259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 192757 + ... + 193199.

It is an arithmetic number, because the mean of its divisors is an integer number (3948048).

Almost surely, 2^85489254 is an apocalyptic number.

85489254 is an abundant number, since it is smaller than the sum of its proper divisors (104017050).

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

85489254 is a wasteful number, since it uses less digits than its factorization.

85489254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673 (or 670 counting only the distinct ones).

The product of its digits is 460800, while the sum is 45.

The square root of 85489254 is about 9246.0399090638. The cubic root of 85489254 is about 440.5249485222.

The spelling of 85489254 in words is "eighty-five million, four hundred eighty-nine thousand, two hundred fifty-four".