451930852 has 12 divisors (see below), whose sum is σ = 792094716. Its totient is φ = 225618080.

The previous prime is 451930849. The next prime is 451930859. The reversal of 451930852 is 258039154.

It can be written as a sum of positive squares in 2 ways, for example, as 167806116 + 284124736 = 12954^2 + 16856^2 .

It is not an unprimeable number, because it can be changed into a prime (451930859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83899 + ... + 89122.

It is an arithmetic number, because the mean of its divisors is an integer number (66007893).

Almost surely, 2^451930852 is an apocalyptic number.

It is an amenable number.

451930852 is a deficient number, since it is larger than the sum of its proper divisors (340163864).

451930852 is a wasteful number, since it uses less digits than its factorization.

451930852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173678 (or 173676 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 451930852 is about 21258.6653391035. The cubic root of 451930852 is about 767.4038908184.

The spelling of 451930852 in words is "four hundred fifty-one million, nine hundred thirty thousand, eight hundred fifty-two".