77324117 has 8 divisors (see below), whose sum is σ = 85523256. Its totient is φ = 69446592.

The previous prime is 77324113. The next prime is 77324119. The reversal of 77324117 is 71142377.

It can be written as a sum of positive squares in 4 ways, for example, as 130321 + 77193796 = 361^2 + 8786^2 .

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 77324117 - 2² = 77324113 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77324111) 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, 79898 + ... + 80859.

It is an arithmetic number, because the mean of its divisors is an integer number (10690407).

Almost surely, 2^77324117 is an apocalyptic number.

It is an amenable number.

77324117 is a deficient number, since it is larger than the sum of its proper divisors (8199139).

77324117 is a wasteful number, since it uses less digits than its factorization.

77324117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160807.

The product of its digits is 8232, while the sum is 32.

The square root of 77324117 is about 8793.4132735815. The cubic root of 77324117 is about 426.0281763344.

The spelling of 77324117 in words is "seventy-seven million, three hundred twenty-four thousand, one hundred seventeen".