856152200 has 36 divisors (see below), whose sum is σ = 1991516415. Its totient is φ = 342295360.

The previous prime is 856152173. The next prime is 856152229. The reversal of 856152200 is 2251658.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 58767556 + 797384644 = 7666^2 + 28238^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=20690.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 412766 + ... + 414834.

Almost surely, 2^856152200 is an apocalyptic number.

It is an amenable number.

856152200 is an abundant number, since it is smaller than the sum of its proper divisors (1135364215).

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

856152200 is an equidigital number, since it uses as much as digits as its factorization.

856152200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4154 (or 2076 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 856152200 is about 29260.0786054993. The cubic root of 856152200 is about 949.5481507716.

The spelling of 856152200 in words is "eight hundred fifty-six million, one hundred fifty-two thousand, two hundred".