85582004 has 24 divisors (see below), whose sum is σ = 159112800. Its totient is φ = 40163040.

The previous prime is 85582001. The next prime is 85582027. The reversal of 85582004 is 40028558.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85582001) 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, 3119 + ... + 13449.

It is an arithmetic number, because the mean of its divisors is an integer number (6629700).

Almost surely, 2^85582004 is an apocalyptic number.

It is an amenable number.

85582004 is a deficient number, since it is larger than the sum of its proper divisors (73530796).

85582004 is a wasteful number, since it uses less digits than its factorization.

85582004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10463 (or 10461 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 32.

The square root of 85582004 is about 9251.0542101968. The cubic root of 85582004 is about 440.6842040998.

The spelling of 85582004 in words is "eighty-five million, five hundred eighty-two thousand, four".