77366330 has 8 divisors (see below), whose sum is σ = 139259412. Its totient is φ = 30946528.

The previous prime is 77366329. The next prime is 77366339. The reversal of 77366330 is 3366377.

It can be written as a sum of positive squares in 2 ways, for example, as 74666881 + 2699449 = 8641^2 + 1643^2 .

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

It is not an unprimeable number, because it can be changed into a prime (77366339) 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, 3868307 + ... + 3868326.

Almost surely, 2^77366330 is an apocalyptic number.

77366330 is a deficient number, since it is larger than the sum of its proper divisors (61893082).

77366330 is a wasteful number, since it uses less digits than its factorization.

77366330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7736640.

The product of its (nonzero) digits is 47628, while the sum is 35.

The square root of 77366330 is about 8795.8132085669. The cubic root of 77366330 is about 426.1056883987.

The spelling of 77366330 in words is "seventy-seven million, three hundred sixty-six thousand, three hundred thirty".