76081536 has 96 divisors (see below), whose sum is σ = 220672920. Its totient is φ = 25159680.

The previous prime is 76081507. The next prime is 76081543. The reversal of 76081536 is 63518067.

76081536 is a `hidden beast` number, since 7 + 608 + 15 + 36 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

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 76081536.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 242916 + ... + 243228.

Almost surely, 2^76081536 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 76081536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110336460).

76081536 is an abundant number, since it is smaller than the sum of its proper divisors (144591384).

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

76081536 is a wasteful number, since it uses less digits than its factorization.

76081536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544 (or 529 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 76081536 is about 8722.4730438105. The cubic root of 76081536 is about 423.7337832831.

The spelling of 76081536 in words is "seventy-six million, eighty-one thousand, five hundred thirty-six".