73650331 has 2 divisors, whose sum is σ = 73650332. Its totient is φ = 73650330.

The previous prime is 73650281. The next prime is 73650361. The reversal of 73650331 is 13305637.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73650331 - 2¹¹ = 73648283 is a prime.

It is a super-2 number, since 2×73650331² = 10848742512819122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73650331.

It is not a weakly prime, because it can be changed into another prime (73650361) by changing a digit.

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 as a sum of consecutive naturals, namely, 36825165 + 36825166.

It is an arithmetic number, because the mean of its divisors is an integer number (36825166).

Almost surely, 2^73650331 is an apocalyptic number.

73650331 is a deficient number, since it is larger than the sum of its proper divisors (1).

73650331 is an equidigital number, since it uses as much as digits as its factorization.

73650331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5670, while the sum is 28.

The square root of 73650331 is about 8581.9771032088. The cubic root of 73650331 is about 419.1713271517.

Adding to 73650331 its reverse (13305637), we get a palindrome (86955968).

The spelling of 73650331 in words is "seventy-three million, six hundred fifty thousand, three hundred thirty-one".