199416884 has 6 divisors (see below), whose sum is σ = 348979554. Its totient is φ = 99708440.

The previous prime is 199416883. The next prime is 199416937. The reversal of 199416884 is 488614991.

It can be written as a sum of positive squares in only one way, i.e., 120384784 + 79032100 = 10972^2 + 8890^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199416881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24927107 + ... + 24927114.

It is an arithmetic number, because the mean of its divisors is an integer number (58163259).

Almost surely, 2^199416884 is an apocalyptic number.

It is an amenable number.

199416884 is a deficient number, since it is larger than the sum of its proper divisors (149562670).

199416884 is a wasteful number, since it uses less digits than its factorization.

199416884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49854225 (or 49854223 counting only the distinct ones).

The product of its digits is 497664, while the sum is 50.

The square root of 199416884 is about 14121.5043108020. The cubic root of 199416884 is about 584.2346472164.

The spelling of 199416884 in words is "one hundred ninety-nine million, four hundred sixteen thousand, eight hundred eighty-four".