4521524625 has 32 divisors (see below), whose sum is σ = 8359802880. Its totient is φ = 2411478000.

The previous prime is 4521524611. The next prime is 4521524627. The reversal of 4521524625 is 5264251254.

4521524625 is a `hidden beast` number, since 4 + 5 + 2 + 1 + 5 + 24 + 625 = 666.

It is not a de Polignac number, because 4521524625 - 2⁸ = 4521524369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4521524625.

It is not an unprimeable number, because it can be changed into a prime (4521524627) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 666481 + ... + 673230.

It is an arithmetic number, because the mean of its divisors is an integer number (261243840).

Almost surely, 2^4521524625 is an apocalyptic number.

4521524625 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4521524625 is a deficient number, since it is larger than the sum of its proper divisors (3838278255).

4521524625 is a wasteful number, since it uses less digits than its factorization.

4521524625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339735 (or 1339719 counting only the distinct ones).

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

The square root of 4521524625 is about 67242.2830144843. The cubic root of 4521524625 is about 1653.5917624626.

Adding to 4521524625 its reverse (5264251254), we get a palindrome (9785775879).

The spelling of 4521524625 in words is "four billion, five hundred twenty-one million, five hundred twenty-four thousand, six hundred twenty-five".