77735396 has 6 divisors (see below), whose sum is σ = 136036950. Its totient is φ = 38867696.

The previous prime is 77735387. The next prime is 77735401. The reversal of 77735396 is 69353777.

It can be written as a sum of positive squares in only one way, i.e., 74200996 + 3534400 = 8614^2 + 1880^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 77735396.

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 as a sum of consecutive naturals, namely, 9716921 + ... + 9716928.

It is an arithmetic number, because the mean of its divisors is an integer number (22672825).

Almost surely, 2^77735396 is an apocalyptic number.

It is an amenable number.

77735396 is a deficient number, since it is larger than the sum of its proper divisors (58301554).

77735396 is a wasteful number, since it uses less digits than its factorization.

77735396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19433853 (or 19433851 counting only the distinct ones).

The product of its digits is 833490, while the sum is 47.

The square root of 77735396 is about 8816.7678885179. The cubic root of 77735396 is about 426.7821744017.

The spelling of 77735396 in words is "seventy-seven million, seven hundred thirty-five thousand, three hundred ninety-six".