201073536 has 128 divisors (see below), whose sum is σ = 602330400. Its totient is φ = 66023424.

The previous prime is 201073529. The next prime is 201073541. The reversal of 201073536 is 635370102.

It is a happy number.

201073536 is a `hidden beast` number, since 20 + 107 + 3 + 536 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251890 + ... + 252686.

Almost surely, 2^201073536 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 201073536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301165200).

201073536 is an abundant number, since it is smaller than the sum of its proper divisors (401256864).

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

201073536 is an equidigital number, since it uses as much as digits as its factorization.

201073536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893 (or 875 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 201073536 is about 14180.0400563609. The cubic root of 201073536 is about 585.8480271574.

The spelling of 201073536 in words is "two hundred one million, seventy-three thousand, five hundred thirty-six".