85628582 has 48 divisors (see below), whose sum is σ = 147202272. Its totient is φ = 37290240.

The previous prime is 85628581. The next prime is 85628597. The reversal of 85628582 is 28582658.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85628581) 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, 512663 + ... + 512829.

It is an arithmetic number, because the mean of its divisors is an integer number (3066714).

Almost surely, 2^85628582 is an apocalyptic number.

85628582 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

85628582 is a deficient number, since it is larger than the sum of its proper divisors (61573690).

85628582 is a wasteful number, since it uses less digits than its factorization.

85628582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273 (or 260 counting only the distinct ones).

The product of its digits is 307200, while the sum is 44.

The square root of 85628582 is about 9253.5713105806. The cubic root of 85628582 is about 440.7641370500.

The spelling of 85628582 in words is "eighty-five million, six hundred twenty-eight thousand, five hundred eighty-two".