73196393 has 2 divisors, whose sum is σ = 73196394. Its totient is φ = 73196392.

The previous prime is 73196371. The next prime is 73196411. The reversal of 73196393 is 39369137.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40615129 + 32581264 = 6373^2 + 5708^2 .

It is an emirp because it is prime and its reverse (39369137) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73196393 - 2¹² = 73192297 is a prime.

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 73196393.

It is not a weakly prime, because it can be changed into another prime (73192393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36598196 + 36598197.

It is an arithmetic number, because the mean of its divisors is an integer number (36598197).

Almost surely, 2^73196393 is an apocalyptic number.

It is an amenable number.

73196393 is a deficient number, since it is larger than the sum of its proper divisors (1).

73196393 is an equidigital number, since it uses as much as digits as its factorization.

73196393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 91854, while the sum is 41.

The square root of 73196393 is about 8555.4890567401. The cubic root of 73196393 is about 418.3083753445.

The spelling of 73196393 in words is "seventy-three million, one hundred ninety-six thousand, three hundred ninety-three".