4509547225 has 24 divisors (see below), whose sum is σ = 5683589600. Its totient is φ = 3548603520.

The previous prime is 4509547223. The next prime is 4509547243. The reversal of 4509547225 is 5227459054.

It is not a de Polignac number, because 4509547225 - 2¹ = 4509547223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4509547223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1477501 + ... + 1480549.

Almost surely, 2^4509547225 is an apocalyptic number.

It is an amenable number.

4509547225 is a deficient number, since it is larger than the sum of its proper divisors (1174042375).

4509547225 is a wasteful number, since it uses less digits than its factorization.

4509547225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4009 (or 4004 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 43.

The square root of 4509547225 is about 67153.1624348400. The cubic root of 4509547225 is about 1652.1303642479.

The spelling of 4509547225 in words is "four billion, five hundred nine million, five hundred forty-seven thousand, two hundred twenty-five".