73820201 has 16 divisors (see below), whose sum is σ = 91803264. Its totient is φ = 57798144.

The previous prime is 73820177. The next prime is 73820237. The reversal of 73820201 is 10202837.

It is a cyclic number.

It is not a de Polignac number, because 73820201 - 2¹⁸ = 73558057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73820251) 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 15 ways as a sum of consecutive naturals, for example, 4646 + ... + 13008.

It is an arithmetic number, because the mean of its divisors is an integer number (5737704).

Almost surely, 2^73820201 is an apocalyptic number.

It is an amenable number.

73820201 is a deficient number, since it is larger than the sum of its proper divisors (17983063).

73820201 is a wasteful number, since it uses less digits than its factorization.

73820201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8480.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 73820201 is about 8591.8683067189. The cubic root of 73820201 is about 419.4933440812.

The spelling of 73820201 in words is "seventy-three million, eight hundred twenty thousand, two hundred one".