45562500 has 147 divisors (see below), whose sum is σ = 149431681. Its totient is φ = 12150000.

The previous prime is 45562487. The next prime is 45562507. The reversal of 45562500 is 526554.

The square root of 45562500 is 6750.

It is a perfect power (a square), and thus also a powerful number.

45562500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 39917124 + 5645376 = 6318^2 + 2376^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (45562507) 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 48 ways as a sum of consecutive naturals, for example, 9112498 + ... + 9112502.

Almost surely, 2^45562500 is an apocalyptic number.

45562500 is the 6750-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45562500

45562500 is an abundant number, since it is smaller than the sum of its proper divisors (103869181).

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

45562500 is an frugal number, since it uses more digits than its factorization.

45562500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52 (or 10 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The cubic root of 45562500 is about 357.1652366928.

It can be divided in two parts, 4556 and 2500, that added together give a square (7056 = 84²).

The spelling of 45562500 in words is "forty-five million, five hundred sixty-two thousand, five hundred".