201400000 has 168 divisors, whose sum is σ = 535746960. Its totient is φ = 74880000.

The previous prime is 201399953. The next prime is 201400009. The reversal of 201400000 is 4102.

It is not an unprimeable number, because it can be changed into a prime (201400009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3799974 + ... + 3800026.

It is an arithmetic number, because the mean of its divisors is an integer number (3188970).

Almost surely, 2^201400000 is an apocalyptic number.

201400000 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 201400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267873480).

201400000 is an abundant number, since it is smaller than the sum of its proper divisors (334346960).

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

201400000 is an frugal number, since it uses more digits than its factorization.

201400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109 (or 79 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 201400000 is about 14191.5467796854. The cubic root of 201400000 is about 586.1649176478.

Adding to 201400000 its reverse (4102), we get a palindrome (201404102).

The spelling of 201400000 in words is "two hundred one million, four hundred thousand".