73217383 has 2 divisors, whose sum is σ = 73217384. Its totient is φ = 73217382.

The previous prime is 73217369. The next prime is 73217423. The reversal of 73217383 is 38371237.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73217383 - 2²⁵ = 39662951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73217983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36608691 + 36608692.

It is an arithmetic number, because the mean of its divisors is an integer number (36608692).

Almost surely, 2^73217383 is an apocalyptic number.

73217383 is a deficient number, since it is larger than the sum of its proper divisors (1).

73217383 is an equidigital number, since it uses as much as digits as its factorization.

73217383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 34.

The square root of 73217383 is about 8556.7156666562. The cubic root of 73217383 is about 418.3483566118.

The spelling of 73217383 in words is "seventy-three million, two hundred seventeen thousand, three hundred eighty-three".