73960819 has 2 divisors, whose sum is σ = 73960820. Its totient is φ = 73960818.

The previous prime is 73960729. The next prime is 73960871. The reversal of 73960819 is 91806937.

It is a strong prime.

It is an emirp because it is prime and its reverse (91806937) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73960819 - 2⁹ = 73960307 is a prime.

It is a super-2 number, since 2×73960819² = 10940405494301522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73960879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36980409 + 36980410.

It is an arithmetic number, because the mean of its divisors is an integer number (36980410).

Almost surely, 2^73960819 is an apocalyptic number.

73960819 is a deficient number, since it is larger than the sum of its proper divisors (1).

73960819 is an equidigital number, since it uses as much as digits as its factorization.

73960819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 73960819 is about 8600.0476161473. The cubic root of 73960819 is about 419.7595354434.

The spelling of 73960819 in words is "seventy-three million, nine hundred sixty thousand, eight hundred nineteen".