200520424 has 32 divisors (see below), whose sum is σ = 413521920. Its totient is φ = 90576576.

The previous prime is 200520403. The next prime is 200520443. The reversal of 200520424 is 424025002.

It is a super-2 number, since 2×200520424² = 80416880882279552, which contains 22 as substring.

It is an unprimeable number.

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, 15624 + ... + 25399.

It is an arithmetic number, because the mean of its divisors is an integer number (12922560).

Almost surely, 2^200520424 is an apocalyptic number.

It is an amenable number.

200520424 is an abundant number, since it is smaller than the sum of its proper divisors (213001496).

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

200520424 is a wasteful number, since it uses less digits than its factorization.

200520424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41089 (or 41085 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 200520424 is about 14160.5234366530. The cubic root of 200520424 is about 585.3103513109.

Adding to 200520424 its reverse (424025002), we get a palindrome (624545426).

The spelling of 200520424 in words is "two hundred million, five hundred twenty thousand, four hundred twenty-four".