73819523 has 2 divisors, whose sum is σ = 73819524. Its totient is φ = 73819522.

The previous prime is 73819441. The next prime is 73819547. The reversal of 73819523 is 32591837.

It is a strong prime.

It is an emirp because it is prime and its reverse (32591837) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73819523 - 2⁸ = 73819267 is a prime.

It is not a weakly prime, because it can be changed into another prime (73819553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36909761 + 36909762.

It is an arithmetic number, because the mean of its divisors is an integer number (36909762).

Almost surely, 2^73819523 is an apocalyptic number.

73819523 is a deficient number, since it is larger than the sum of its proper divisors (1).

73819523 is an equidigital number, since it uses as much as digits as its factorization.

73819523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 38.

The square root of 73819523 is about 8591.8288507162. The cubic root of 73819523 is about 419.4920598015.

The spelling of 73819523 in words is "seventy-three million, eight hundred nineteen thousand, five hundred twenty-three".