85504302 has 48 divisors (see below), whose sum is σ = 205213680. Its totient is φ = 26233632.

The previous prime is 85504301. The next prime is 85504319. The reversal of 85504302 is 20340558.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85504301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 244824 + ... + 245172.

It is an arithmetic number, because the mean of its divisors is an integer number (4275285).

Almost surely, 2^85504302 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85504302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102606840).

85504302 is an abundant number, since it is smaller than the sum of its proper divisors (119709378).

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

85504302 is a wasteful number, since it uses less digits than its factorization.

85504302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722 (or 367 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 85504302 is about 9246.8536270453. The cubic root of 85504302 is about 440.5507943847.

The spelling of 85504302 in words is "eighty-five million, five hundred four thousand, three hundred two".