76664536 has 16 divisors (see below), whose sum is σ = 154803600. Its totient is φ = 35383584.

The previous prime is 76664531. The next prime is 76664579. The reversal of 76664536 is 63546667.

It is a junction number, because it is equal to n+sod(n) for n = 76664492 and 76664501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76664531) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 368476 + ... + 368683.

It is an arithmetic number, because the mean of its divisors is an integer number (9675225).

Almost surely, 2^76664536 is an apocalyptic number.

It is an amenable number.

76664536 is an abundant number, since it is smaller than the sum of its proper divisors (78139064).

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

76664536 is a wasteful number, since it uses less digits than its factorization.

76664536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737178 (or 737174 counting only the distinct ones).

The product of its digits is 544320, while the sum is 43.

The square root of 76664536 is about 8755.8286872232. The cubic root of 76664536 is about 424.8133639574.

The spelling of 76664536 in words is "seventy-six million, six hundred sixty-four thousand, five hundred thirty-six".