200019425 has 12 divisors (see below), whose sum is σ = 251519616. Its totient is φ = 157760400.

The previous prime is 200019397. The next prime is 200019439. The reversal of 200019425 is 524910002.

It is a de Polignac number, because none of the positive numbers 2^k-200019425 is a prime.

It is a Duffinian number.

200019425 is a modest number, since divided by 19425 gives 200 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 200019425.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54569 + ... + 58118.

It is an arithmetic number, because the mean of its divisors is an integer number (20959968).

Almost surely, 2^200019425 is an apocalyptic number.

200019425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200019425 is a deficient number, since it is larger than the sum of its proper divisors (51500191).

200019425 is a wasteful number, since it uses less digits than its factorization.

200019425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112768 (or 112763 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 200019425 is about 14142.8223845172. The cubic root of 200019425 is about 584.8224800445.

Adding to 200019425 its reverse (524910002), we get a palindrome (724929427).

The spelling of 200019425 in words is "two hundred million, nineteen thousand, four hundred twenty-five".