77329085 has 8 divisors (see below), whose sum is σ = 92843520. Its totient is φ = 61830864.

The previous prime is 77329081. The next prime is 77329099. The reversal of 77329085 is 58092377.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 77329085 - 2² = 77329081 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77329081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12884 + ... + 17906.

It is an arithmetic number, because the mean of its divisors is an integer number (11605440).

Almost surely, 2^77329085 is an apocalyptic number.

It is an amenable number.

77329085 is a deficient number, since it is larger than the sum of its proper divisors (15514435).

77329085 is a wasteful number, since it uses less digits than its factorization.

77329085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8107.

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 77329085 is about 8793.6957532087. The cubic root of 77329085 is about 426.0373001056.

The spelling of 77329085 in words is "seventy-seven million, three hundred twenty-nine thousand, eighty-five".