77873064 has 16 divisors (see below), whose sum is σ = 194682720. Its totient is φ = 25957680.

The previous prime is 77873057. The next prime is 77873069. The reversal of 77873064 is 46037877.

It is not an unprimeable number, because it can be changed into a prime (77873069) 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, 1622332 + ... + 1622379.

It is an arithmetic number, because the mean of its divisors is an integer number (12167670).

Almost surely, 2^77873064 is an apocalyptic number.

It is an amenable number.

77873064 is an abundant number, since it is smaller than the sum of its proper divisors (116809656).

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

77873064 is a wasteful number, since it uses less digits than its factorization.

77873064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3244720 (or 3244716 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 42.

The square root of 77873064 is about 8824.5716043330. The cubic root of 77873064 is about 427.0339670266.

The spelling of 77873064 in words is "seventy-seven million, eight hundred seventy-three thousand, sixty-four".