545775200 has 36 divisors (see below), whose sum is σ = 1332375660. Its totient is φ = 218309760.

The previous prime is 545775179. The next prime is 545775203. The reversal of 545775200 is 2577545.

It is a happy number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545775203) 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 5 ways as a sum of consecutive naturals, for example, 340310 + ... + 341909.

It is an arithmetic number, because the mean of its divisors is an integer number (37010435).

Almost surely, 2^545775200 is an apocalyptic number.

545775200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

545775200 is an abundant number, since it is smaller than the sum of its proper divisors (786600460).

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

545775200 is a wasteful number, since it uses less digits than its factorization.

545775200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682239 (or 682226 counting only the distinct ones).

The product of its (nonzero) digits is 49000, while the sum is 35.

The square root of 545775200 is about 23361.8321199344. The cubic root of 545775200 is about 817.2180163223.

The spelling of 545775200 in words is "five hundred forty-five million, seven hundred seventy-five thousand, two hundred".