200049120 has 72 divisors (see below), whose sum is σ = 682672536. Its totient is φ = 53346048.

The previous prime is 200049097. The next prime is 200049139. The reversal of 200049120 is 21940002.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 200049093 and 200049102.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 68022 + ... + 70901.

It is an arithmetic number, because the mean of its divisors is an integer number (9481563).

Almost surely, 2^200049120 is an apocalyptic number.

200049120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200049120 is an abundant number, since it is smaller than the sum of its proper divisors (482623416).

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

200049120 is a wasteful number, since it uses less digits than its factorization.

200049120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138944 (or 138933 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 200049120 is about 14143.8721713681. The cubic root of 200049120 is about 584.8514196408.

Adding to 200049120 its reverse (21940002), we get a palindrome (221989122).

The spelling of 200049120 in words is "two hundred million, forty-nine thousand, one hundred twenty".