73689712 has 10 divisors (see below), whose sum is σ = 142773848. Its totient is φ = 36844848.

The previous prime is 73689709. The next prime is 73689731. The reversal of 73689712 is 21798637.

It is a happy number.

It is a congruent number.

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, 2302788 + ... + 2302819.

Almost surely, 2^73689712 is an apocalyptic number.

It is an amenable number.

73689712 is a deficient number, since it is larger than the sum of its proper divisors (69084136).

73689712 is a wasteful number, since it uses less digits than its factorization.

73689712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4605615 (or 4605609 counting only the distinct ones).

The product of its digits is 127008, while the sum is 43.

The square root of 73689712 is about 8584.2711979527. The cubic root of 73689712 is about 419.2460244613.

The spelling of 73689712 in words is "seventy-three million, six hundred eighty-nine thousand, seven hundred twelve".