76538066 has 24 divisors (see below), whose sum is σ = 131689152. Its totient is φ = 33275000.

The previous prime is 76538057. The next prime is 76538081. The reversal of 76538066 is 66083567.

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 11 ways as a sum of consecutive naturals, for example, 1310 + ... + 12441.

It is an arithmetic number, because the mean of its divisors is an integer number (5487048).

Almost surely, 2^76538066 is an apocalyptic number.

76538066 is a deficient number, since it is larger than the sum of its proper divisors (55151086).

76538066 is a wasteful number, since it uses less digits than its factorization.

76538066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13798 (or 13787 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 76538066 is about 8748.6036600134. The cubic root of 76538066 is about 424.5796369556.

The spelling of 76538066 in words is "seventy-six million, five hundred thirty-eight thousand, sixty-six".