77318482 has 12 divisors (see below), whose sum is σ = 123202170. Its totient is φ = 36384896.

The previous prime is 77318477. The next prime is 77318491. The reversal of 77318482 is 28481377.

It can be written as a sum of positive squares in 3 ways, for example, as 77105961 + 212521 = 8781^2 + 461^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 66307 + ... + 67462.

Almost surely, 2^77318482 is an apocalyptic number.

77318482 is a deficient number, since it is larger than the sum of its proper divisors (45883688).

77318482 is a wasteful number, since it uses less digits than its factorization.

77318482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133805 (or 133788 counting only the distinct ones).

The product of its digits is 75264, while the sum is 40.

The square root of 77318482 is about 8793.0928574649. The cubic root of 77318482 is about 426.0178271394.

The spelling of 77318482 in words is "seventy-seven million, three hundred eighteen thousand, four hundred eighty-two".