4545522 has 24 divisors (see below), whose sum is σ = 10367760. Its totient is φ = 1435320.

The previous prime is 4545521. The next prime is 4545551. The reversal of 4545522 is 2255454.

It is not an unprimeable number, because it can be changed into a prime (4545521) 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 11 ways as a sum of consecutive naturals, for example, 6304 + ... + 6987.

It is an arithmetic number, because the mean of its divisors is an integer number (431990).

Almost surely, 2^4545522 is an apocalyptic number.

4545522 is an abundant number, since it is smaller than the sum of its proper divisors (5822238).

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

4545522 is a wasteful number, since it uses less digits than its factorization.

4545522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13318 (or 13315 counting only the distinct ones).

The product of its digits is 8000, while the sum is 27.

The square root of 4545522 is about 2132.0229829906. The cubic root of 4545522 is about 165.6512006491.

The spelling of 4545522 in words is "four million, five hundred forty-five thousand, five hundred twenty-two".