452320198 has 32 divisors (see below), whose sum is σ = 761177088. Its totient is φ = 199824000.

The previous prime is 452320189. The next prime is 452320199. The reversal of 452320198 is 891023254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452320199) 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 15 ways as a sum of consecutive naturals, for example, 154686 + ... + 157582.

It is an arithmetic number, because the mean of its divisors is an integer number (23786784).

Almost surely, 2^452320198 is an apocalyptic number.

452320198 is a deficient number, since it is larger than the sum of its proper divisors (308856890).

452320198 is a wasteful number, since it uses less digits than its factorization.

452320198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3108.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 452320198 is about 21267.8207158138. The cubic root of 452320198 is about 767.6242046652.

The spelling of 452320198 in words is "four hundred fifty-two million, three hundred twenty thousand, one hundred ninety-eight".