76636412 has 6 divisors (see below), whose sum is σ = 134113728. Its totient is φ = 38318204.

The previous prime is 76636411. The next prime is 76636423. The reversal of 76636412 is 21463667.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76636411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9579548 + ... + 9579555.

It is an arithmetic number, because the mean of its divisors is an integer number (22352288).

Almost surely, 2^76636412 is an apocalyptic number.

It is an amenable number.

76636412 is a deficient number, since it is larger than the sum of its proper divisors (57477316).

76636412 is a wasteful number, since it uses less digits than its factorization.

76636412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19159107 (or 19159105 counting only the distinct ones).

The product of its digits is 36288, while the sum is 35.

The square root of 76636412 is about 8754.2225240166. Note that the first 3 decimals coincide. The cubic root of 76636412 is about 424.7614107209.

The spelling of 76636412 in words is "seventy-six million, six hundred thirty-six thousand, four hundred twelve".