45020200 has 48 divisors (see below), whose sum is σ = 109234080. Its totient is φ = 17223360.

The previous prime is 45020189. The next prime is 45020203. The reversal of 45020200 is 202054.

It is a happy number.

45020200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (45020203) 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, 294 + ... + 9493.

It is an arithmetic number, because the mean of its divisors is an integer number (2275710).

Almost surely, 2^45020200 is an apocalyptic number.

45020200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45020200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54617040).

45020200 is an abundant number, since it is smaller than the sum of its proper divisors (64213880).

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

45020200 is a wasteful number, since it uses less digits than its factorization.

45020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9826 (or 9817 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 45020200 is about 6709.7093826782. The cubic root of 45020200 is about 355.7425441502.

Adding to 45020200 its reverse (202054), we get a palindrome (45222254).

The spelling of 45020200 in words is "forty-five million, twenty thousand, two hundred".