73680682 has 4 divisors (see below), whose sum is σ = 110521026. Its totient is φ = 36840340.

The previous prime is 73680667. The next prime is 73680683. The reversal of 73680682 is 28608637.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 43309561 + 30371121 = 6581^2 + 5511^2 .

It is not an unprimeable number, because it can be changed into a prime (73680683) by changing a digit.

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, 18420169 + ... + 18420172.

Almost surely, 2^73680682 is an apocalyptic number.

73680682 is a deficient number, since it is larger than the sum of its proper divisors (36840344).

73680682 is a wasteful number, since it uses less digits than its factorization.

73680682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36840343.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 73680682 is about 8583.7452198909. The cubic root of 73680682 is about 419.2288988403.

It can be divided in two parts, 736 and 80682, that added together give a palindrome (81418).

The spelling of 73680682 in words is "seventy-three million, six hundred eighty thousand, six hundred eighty-two".