3578528085 has 16 divisors (see below), whose sum is σ = 6246158400. Its totient is φ = 1735043840.

The previous prime is 3578528081. The next prime is 3578528087. The reversal of 3578528085 is 5808258753.

It is a happy number.

It is not a de Polignac number, because 3578528085 - 2² = 3578528081 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3578528081) 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 15 ways as a sum of consecutive naturals, for example, 10843860 + ... + 10844189.

It is an arithmetic number, because the mean of its divisors is an integer number (390384900).

Almost surely, 2^3578528085 is an apocalyptic number.

It is an amenable number.

3578528085 is a deficient number, since it is larger than the sum of its proper divisors (2667630315).

3578528085 is a wasteful number, since it uses less digits than its factorization.

3578528085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21688068.

The product of its (nonzero) digits is 2688000, while the sum is 51.

The square root of 3578528085 is about 59820.7997689767. The cubic root of 3578528085 is about 1529.5657253525.

The spelling of 3578528085 in words is "three billion, five hundred seventy-eight million, five hundred twenty-eight thousand, eighty-five".