201035616 has 48 divisors (see below), whose sum is σ = 530712000. Its totient is φ = 66631808.

The previous prime is 201035609. The next prime is 201035633. The reversal of 201035616 is 616530102.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11335 + ... + 23033.

It is an arithmetic number, because the mean of its divisors is an integer number (11056500).

Almost surely, 2^201035616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201035616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265356000).

201035616 is an abundant number, since it is smaller than the sum of its proper divisors (329676384).

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

201035616 is a wasteful number, since it uses less digits than its factorization.

201035616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11891 (or 11883 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 201035616 is about 14178.7029025930. The cubic root of 201035616 is about 585.8111969272.

Adding to 201035616 its reverse (616530102), we get a palindrome (817565718).

The spelling of 201035616 in words is "two hundred one million, thirty-five thousand, six hundred sixteen".