385524225 has 24 divisors (see below), whose sum is σ = 708223520. Its totient is φ = 205612560.

The previous prime is 385524211. The next prime is 385524233. The reversal of 385524225 is 522425583.

It is a happy number.

385524225 is a `hidden beast` number, since 385 + 52 + 4 + 225 = 666.

It is not a de Polignac number, because 385524225 - 2¹² = 385520129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 385524225.

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 23 ways as a sum of consecutive naturals, for example, 284899 + ... + 286248.

Almost surely, 2^385524225 is an apocalyptic number.

It is an amenable number.

385524225 is a deficient number, since it is larger than the sum of its proper divisors (322699295).

385524225 is a wasteful number, since it uses less digits than its factorization.

385524225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571166 (or 571155 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 385524225 is about 19634.7708160803. The cubic root of 385524225 is about 727.8086691021.

The spelling of 385524225 in words is "three hundred eighty-five million, five hundred twenty-four thousand, two hundred twenty-five".