201440010 has 32 divisors (see below), whose sum is σ = 487156032. Its totient is φ = 53306240.

The previous prime is 201439933. The next prime is 201440017. The reversal of 201440010 is 10044102.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (201440017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21699 + ... + 29558.

It is an arithmetic number, because the mean of its divisors is an integer number (15223626).

Almost surely, 2^201440010 is an apocalyptic number.

201440010 is an abundant number, since it is smaller than the sum of its proper divisors (285716022).

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

201440010 is a wasteful number, since it uses less digits than its factorization.

201440010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51398.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 201440010 is about 14192.9563516556. The cubic root of 201440010 is about 586.2037307982.

Adding to 201440010 its reverse (10044102), we get a palindrome (211484112).

It can be divided in two parts, 2014 and 40010, that added together give a palindrome (42024).

The spelling of 201440010 in words is "two hundred one million, four hundred forty thousand, ten".