200451340 has 24 divisors (see below), whose sum is σ = 421216992. Its totient is φ = 80129280.

The previous prime is 200451299. The next prime is 200451341. The reversal of 200451340 is 43154002.

200451340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (200451341) 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, 52372 + ... + 56068.

It is an arithmetic number, because the mean of its divisors is an integer number (17550708).

Almost surely, 2^200451340 is an apocalyptic number.

200451340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200451340 is an abundant number, since it is smaller than the sum of its proper divisors (220765652).

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

200451340 is a wasteful number, since it uses less digits than its factorization.

200451340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6417 (or 6415 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 200451340 is about 14158.0839099081. The cubic root of 200451340 is about 585.2431258648.

The spelling of 200451340 in words is "two hundred million, four hundred fifty-one thousand, three hundred forty".