73015066 has 16 divisors (see below), whose sum is σ = 111537000. Its totient is φ = 35842048.

The previous prime is 73015057. The next prime is 73015091. The reversal of 73015066 is 66051037.

It can be written as a sum of positive squares in 4 ways, for example, as 55130625 + 17884441 = 7425^2 + 4229^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25146 + ... + 27898.

Almost surely, 2^73015066 is an apocalyptic number.

73015066 is a deficient number, since it is larger than the sum of its proper divisors (38521934).

73015066 is a wasteful number, since it uses less digits than its factorization.

73015066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2993.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 73015066 is about 8544.8853707935. The cubic root of 73015066 is about 417.9626692240.

The spelling of 73015066 in words is "seventy-three million, fifteen thousand, sixty-six".