73706012 has 6 divisors (see below), whose sum is σ = 128985528. Its totient is φ = 36853004.

The previous prime is 73705991. The next prime is 73706021. The reversal of 73706012 is 21060737.

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, 9213248 + ... + 9213255.

It is an arithmetic number, because the mean of its divisors is an integer number (21497588).

Almost surely, 2^73706012 is an apocalyptic number.

It is an amenable number.

73706012 is a deficient number, since it is larger than the sum of its proper divisors (55279516).

73706012 is a wasteful number, since it uses less digits than its factorization.

73706012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18426507 (or 18426505 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 26.

The square root of 73706012 is about 8585.2205562816. The cubic root of 73706012 is about 419.2769342777.

Adding to 73706012 its reverse (21060737), we get a palindrome (94766749).

The spelling of 73706012 in words is "seventy-three million, seven hundred six thousand, twelve".