76905112 has 8 divisors (see below), whose sum is σ = 144197100. Its totient is φ = 38452552.

The previous prime is 76905109. The next prime is 76905119. The reversal of 76905112 is 21150967.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76905119) by changing a digit.

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 as a sum of consecutive naturals, namely, 4806562 + ... + 4806577.

Almost surely, 2^76905112 is an apocalyptic number.

It is an amenable number.

76905112 is a deficient number, since it is larger than the sum of its proper divisors (67291988).

76905112 is a wasteful number, since it uses less digits than its factorization.

76905112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9613145 (or 9613141 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 76905112 is about 8769.5559750765. Note that the first 3 decimals coincide. The cubic root of 76905112 is about 425.2572597005.

The spelling of 76905112 in words is "seventy-six million, nine hundred five thousand, one hundred twelve".