200078340 has 288 divisors, whose sum is σ = 732168192. Its totient is φ = 39916800.

The previous prime is 200078317. The next prime is 200078369. The reversal of 200078340 is 43870002.

200078340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 200078340.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1575357 + ... + 1575483.

Almost surely, 2^200078340 is an apocalyptic number.

200078340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200078340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366084096).

200078340 is an abundant number, since it is smaller than the sum of its proper divisors (532089852).

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

200078340 is a wasteful number, since it uses less digits than its factorization.

200078340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199 (or 186 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 200078340 is about 14144.9050898194. The cubic root of 200078340 is about 584.8798935251.

The spelling of 200078340 in words is "two hundred million, seventy-eight thousand, three hundred forty".