77832327 has 4 divisors (see below), whose sum is σ = 103776440. Its totient is φ = 51888216.

The previous prime is 77832319. The next prime is 77832343. The reversal of 77832327 is 72323877.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 77832327 - 2³ = 77832319 is a prime.

It is a super-2 number, since 2×77832327² = 12115742252469858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77832347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12972052 + ... + 12972057.

It is an arithmetic number, because the mean of its divisors is an integer number (25944110).

Almost surely, 2^77832327 is an apocalyptic number.

77832327 is a deficient number, since it is larger than the sum of its proper divisors (25944113).

77832327 is a wasteful number, since it uses less digits than its factorization.

77832327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25944112.

The product of its digits is 98784, while the sum is 39.

The square root of 77832327 is about 8822.2631450212. The cubic root of 77832327 is about 426.9594906240.

The spelling of 77832327 in words is "seventy-seven million, eight hundred thirty-two thousand, three hundred twenty-seven".