73336231 has 2 divisors, whose sum is σ = 73336232. Its totient is φ = 73336230.

The previous prime is 73336229. The next prime is 73336301. The reversal of 73336231 is 13263337.

It is a weak prime.

It is an emirp because it is prime and its reverse (13263337) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73336231 - 2¹ = 73336229 is a prime.

It is a super-2 number, since 2×73336231² = 10756405554570722, which contains 22 as substring.

Together with 73336229, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 73336231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73336031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36668115 + 36668116.

It is an arithmetic number, because the mean of its divisors is an integer number (36668116).

Almost surely, 2^73336231 is an apocalyptic number.

73336231 is a deficient number, since it is larger than the sum of its proper divisors (1).

73336231 is an equidigital number, since it uses as much as digits as its factorization.

73336231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804, while the sum is 28.

The square root of 73336231 is about 8563.6575713885. The cubic root of 73336231 is about 418.5745915375.

Adding to 73336231 its reverse (13263337), we get a palindrome (86599568).

The spelling of 73336231 in words is "seventy-three million, three hundred thirty-six thousand, two hundred thirty-one".