77700934 has 16 divisors (see below), whose sum is σ = 118130688. Its totient is φ = 38327112.

The previous prime is 77700913. The next prime is 77700941. The reversal of 77700934 is 43900777.

It is a junction number, because it is equal to n+sod(n) for n = 77700893 and 77700902.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 70939 + ... + 72025.

It is an arithmetic number, because the mean of its divisors is an integer number (7383168).

Almost surely, 2^77700934 is an apocalyptic number.

77700934 is a deficient number, since it is larger than the sum of its proper divisors (40429754).

77700934 is a wasteful number, since it uses less digits than its factorization.

77700934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1539.

The product of its (nonzero) digits is 37044, while the sum is 37.

The square root of 77700934 is about 8814.8133275753. The cubic root of 77700934 is about 426.7190974251.

The spelling of 77700934 in words is "seventy-seven million, seven hundred thousand, nine hundred thirty-four".