77469328 has 20 divisors (see below), whose sum is σ = 150526080. Its totient is φ = 38623904.

The previous prime is 77469319. The next prime is 77469347. The reversal of 77469328 is 82396477.

It is an unprimeable number.

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, 1000 + ... + 12487.

It is an arithmetic number, because the mean of its divisors is an integer number (7526304).

Almost surely, 2^77469328 is an apocalyptic number.

It is an amenable number.

77469328 is a deficient number, since it is larger than the sum of its proper divisors (73056752).

77469328 is a wasteful number, since it uses less digits than its factorization.

77469328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13854 (or 13848 counting only the distinct ones).

The product of its digits is 508032, while the sum is 46.

The square root of 77469328 is about 8801.6662058953. Note that the first 3 decimals coincide. The cubic root of 77469328 is about 426.2946964249.

The spelling of 77469328 in words is "seventy-seven million, four hundred sixty-nine thousand, three hundred twenty-eight".