200433540 has 48 divisors (see below), whose sum is σ = 563492160. Its totient is φ = 53232000.

The previous prime is 200433539. The next prime is 200433547. The reversal of 200433540 is 45334002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (200433547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8406 + ... + 21714.

It is an arithmetic number, because the mean of its divisors is an integer number (11739420).

Almost surely, 2^200433540 is an apocalyptic number.

200433540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200433540 is an abundant number, since it is smaller than the sum of its proper divisors (363058620).

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

200433540 is a wasteful number, since it uses less digits than its factorization.

200433540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13572 (or 13570 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 200433540 is about 14157.4552798164. The cubic root of 200433540 is about 585.2258022324.

Adding to 200433540 its reverse (45334002), we get a palindrome (245767542).

The spelling of 200433540 in words is "two hundred million, four hundred thirty-three thousand, five hundred forty".