549022199 has 8 divisors (see below), whose sum is σ = 609085440. Its totient is φ = 490651000.

The previous prime is 549022193. The next prime is 549022207. The reversal of 549022199 is 991220945.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 549022199 - 2⁸ = 549021943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549022193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422327 + ... + 423624.

It is an arithmetic number, because the mean of its divisors is an integer number (76135680).

Almost surely, 2^549022199 is an apocalyptic number.

549022199 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

549022199 is a deficient number, since it is larger than the sum of its proper divisors (60063241).

549022199 is a wasteful number, since it uses less digits than its factorization.

549022199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846021.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 549022199 is about 23431.2227380476. Note that the first 3 decimals coincide. The cubic root of 549022199 is about 818.8354473376.

The spelling of 549022199 in words is "five hundred forty-nine million, twenty-two thousand, one hundred ninety-nine".