537601536 has 240 divisors, whose sum is σ = 1675674000. Its totient is φ = 171859968.

The previous prime is 537601531. The next prime is 537601549. The reversal of 537601536 is 635106735.

It is a happy number.

537601536 is a `hidden beast` number, since 53 + 76 + 0 + 1 + 536 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 537601536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537601531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3607990 + ... + 3608138.

It is an arithmetic number, because the mean of its divisors is an integer number (6981975).

Almost surely, 2^537601536 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 537601536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (837837000).

537601536 is an abundant number, since it is smaller than the sum of its proper divisors (1138072464).

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

537601536 is an equidigital number, since it uses as much as digits as its factorization.

537601536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211 (or 183 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 36.

The square root of 537601536 is about 23186.2359170263. The cubic root of 537601536 is about 813.1178598484.

The spelling of 537601536 in words is "five hundred thirty-seven million, six hundred one thousand, five hundred thirty-six".