73205066 has 16 divisors (see below), whose sum is σ = 120184128. Its totient is φ = 33165600.

The previous prime is 73205053. The next prime is 73205107. The reversal of 73205066 is 66050237.

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 in 7 ways as a sum of consecutive naturals, for example, 1571 + ... + 12201.

It is an arithmetic number, because the mean of its divisors is an integer number (7511508).

Almost surely, 2^73205066 is an apocalyptic number.

73205066 is a deficient number, since it is larger than the sum of its proper divisors (46979062).

73205066 is a wasteful number, since it uses less digits than its factorization.

73205066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10957.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 73205066 is about 8555.9959093024. The cubic root of 73205066 is about 418.3248964012.

The spelling of 73205066 in words is "seventy-three million, two hundred five thousand, sixty-six".