45200450 has 48 divisors (see below), whose sum is σ = 91259784. Its totient is φ = 16588800.

The previous prime is 45200401. The next prime is 45200453. The reversal of 45200450 is 5400254.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 9690769 + 35509681 = 3113^2 + 5959^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45200453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34202 + ... + 35498.

Almost surely, 2^45200450 is an apocalyptic number.

45200450 is an abundant number, since it is smaller than the sum of its proper divisors (46059334).

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

45200450 is a wasteful number, since it uses less digits than its factorization.

45200450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367 (or 1362 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 45200450 is about 6723.1279922369. The cubic root of 45200450 is about 356.2166809918.

The spelling of 45200450 in words is "forty-five million, two hundred thousand, four hundred fifty".