77755396 has 12 divisors (see below), whose sum is σ = 137711952. Its totient is φ = 38409128.

The previous prime is 77755361. The next prime is 77755411. The reversal of 77755396 is 69355777.

It is a super-3 number, since 3×77755396³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116770 + ... + 117433.

It is an arithmetic number, because the mean of its divisors is an integer number (11475996).

Almost surely, 2^77755396 is an apocalyptic number.

It is an amenable number.

77755396 is a deficient number, since it is larger than the sum of its proper divisors (59956556).

77755396 is a wasteful number, since it uses less digits than its factorization.

77755396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234290 (or 234288 counting only the distinct ones).

The product of its digits is 1389150, while the sum is 49.

The square root of 77755396 is about 8817.9020180540. The cubic root of 77755396 is about 426.8187725368.

The spelling of 77755396 in words is "seventy-seven million, seven hundred fifty-five thousand, three hundred ninety-six".