200005140 has 24 divisors (see below), whose sum is σ = 560014560. Its totient is φ = 53334688.

The previous prime is 200005139. The next prime is 200005147. The reversal of 200005140 is 41500002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200005147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1666650 + ... + 1666769.

It is an arithmetic number, because the mean of its divisors is an integer number (23333940).

Almost surely, 2^200005140 is an apocalyptic number.

200005140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200005140 is an abundant number, since it is smaller than the sum of its proper divisors (360009420).

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

200005140 is a wasteful number, since it uses less digits than its factorization.

200005140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333431 (or 3333429 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 200005140 is about 14142.3173490061. The cubic root of 200005140 is about 584.8085574167.

Adding to 200005140 its reverse (41500002), we get a palindrome (241505142).

The spelling of 200005140 in words is "two hundred million, five thousand, one hundred forty".