73534012 has 6 divisors (see below), whose sum is σ = 128684528. Its totient is φ = 36767004.

The previous prime is 73534007. The next prime is 73534049. The reversal of 73534012 is 21043537.

It is a super-2 number, since 2×73534012² = 10814501841632288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9191748 + ... + 9191755.

Almost surely, 2^73534012 is an apocalyptic number.

It is an amenable number.

73534012 is a deficient number, since it is larger than the sum of its proper divisors (55150516).

73534012 is a wasteful number, since it uses less digits than its factorization.

73534012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18383507 (or 18383505 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 73534012 is about 8575.1974904372. The cubic root of 73534012 is about 418.9505393663.

Adding to 73534012 its reverse (21043537), we get a palindrome (94577549).

The spelling of 73534012 in words is "seventy-three million, five hundred thirty-four thousand, twelve".