73683412 has 12 divisors (see below), whose sum is σ = 140668416. Its totient is φ = 33492440.

The previous prime is 73683383. The next prime is 73683413. The reversal of 73683412 is 21438637.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73683413) 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 in 3 ways as a sum of consecutive naturals, for example, 837268 + ... + 837355.

It is an arithmetic number, because the mean of its divisors is an integer number (11722368).

Almost surely, 2^73683412 is an apocalyptic number.

It is an amenable number.

73683412 is a deficient number, since it is larger than the sum of its proper divisors (66985004).

73683412 is a wasteful number, since it uses less digits than its factorization.

73683412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1674638 (or 1674636 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 73683412 is about 8583.9042399132. The cubic root of 73683412 is about 419.2340765012.

It can be divided in two parts, 736 and 83412, that added together give a palindrome (84148).

The spelling of 73683412 in words is "seventy-three million, six hundred eighty-three thousand, four hundred twelve".