545352198 has 8 divisors (see below), whose sum is σ = 1090704408. Its totient is φ = 181784064.

The previous prime is 545352191. The next prime is 545352209. The reversal of 545352198 is 891253545.

It is a sphenic number, since it is the product of 3 distinct primes.

545352198 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545352191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45446011 + ... + 45446022.

It is an arithmetic number, because the mean of its divisors is an integer number (136338051).

Almost surely, 2^545352198 is an apocalyptic number.

545352198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

545352198 is a wasteful number, since it uses less digits than its factorization.

545352198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90892038.

The product of its digits is 216000, while the sum is 42.

The square root of 545352198 is about 23352.7770939561. Note that the first 3 decimals coincide. The cubic root of 545352198 is about 817.0068340130.

The spelling of 545352198 in words is "five hundred forty-five million, three hundred fifty-two thousand, one hundred ninety-eight".