4528734525 has 36 divisors (see below), whose sum is σ = 9270250912. Its totient is φ = 2070277920.

The previous prime is 4528734521. The next prime is 4528734559. The reversal of 4528734525 is 5254378254.

4528734525 is a `hidden beast` number, since 4 + 5 + 287 + 345 + 25 = 666.

It is not a de Polignac number, because 4528734525 - 2² = 4528734521 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4528734521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1436119 + ... + 1439268.

Almost surely, 2^4528734525 is an apocalyptic number.

4528734525 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4528734525 is an abundant number, since it is smaller than the sum of its proper divisors (4741516387).

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

4528734525 is a wasteful number, since it uses less digits than its factorization.

4528734525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2875410 (or 2875402 counting only the distinct ones).

The product of its digits is 1344000, while the sum is 45.

The square root of 4528734525 is about 67295.8730161070. The cubic root of 4528734525 is about 1654.4702198333.

The spelling of 4528734525 in words is "four billion, five hundred twenty-eight million, seven hundred thirty-four thousand, five hundred twenty-five".