85152004 has 72 divisors (see below), whose sum is σ = 182710080. Its totient is φ = 34574400.

The previous prime is 85151987. The next prime is 85152017. The reversal of 85152004 is 40025158.

It is a self number, because there is not a number n which added to its sum of digits gives 85152004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 403459 + ... + 403669.

It is an arithmetic number, because the mean of its divisors is an integer number (2537640).

Almost surely, 2^85152004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85152004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91355040).

85152004 is an abundant number, since it is smaller than the sum of its proper divisors (97558076).

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

85152004 is a wasteful number, since it uses less digits than its factorization.

85152004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329 (or 320 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 85152004 is about 9227.7843494525. The cubic root of 85152004 is about 439.9449035695.

The spelling of 85152004 in words is "eighty-five million, one hundred fifty-two thousand, four".