73019 has 2 divisors, whose sum is σ = 73020. Its totient is φ = 73018.

The previous prime is 73013. The next prime is 73037. The reversal of 73019 is 91037.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73019 - 2⁸ = 72763 is a prime.

It is a super-2 number, since 2×73019² = 10663548722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36509 + 36510.

It is an arithmetic number, because the mean of its divisors is an integer number (36510).

2⁷³⁰¹⁹ is an apocalyptic number.

73019 is a deficient number, since it is larger than the sum of its proper divisors (1).

73019 is an equidigital number, since it uses as much as digits as its factorization.

73019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 189, while the sum is 20.

The square root of 73019 is about 270.2202805120. The cubic root of 73019 is about 41.7970175600.

The spelling of 73019 in words is "seventy-three thousand, nineteen".