77734268 has 24 divisors (see below), whose sum is σ = 149007600. Its totient is φ = 35318528.

The previous prime is 77734253. The next prime is 77734277. The reversal of 77734268 is 86243777.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 17738 + ... + 21681.

It is an arithmetic number, because the mean of its divisors is an integer number (6208650).

Almost surely, 2^77734268 is an apocalyptic number.

It is an amenable number.

77734268 is a deficient number, since it is larger than the sum of its proper divisors (71273332).

77734268 is a wasteful number, since it uses less digits than its factorization.

77734268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39469 (or 39467 counting only the distinct ones).

The product of its digits is 395136, while the sum is 44.

The square root of 77734268 is about 8816.7039192660. The cubic root of 77734268 is about 426.7801100799.

The spelling of 77734268 in words is "seventy-seven million, seven hundred thirty-four thousand, two hundred sixty-eight".