73619983 has 2 divisors, whose sum is σ = 73619984. Its totient is φ = 73619982.

The previous prime is 73619933. The next prime is 73620037. The reversal of 73619983 is 38991637.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73619983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73619933) 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, 36809991 + 36809992.

It is an arithmetic number, because the mean of its divisors is an integer number (36809992).

Almost surely, 2^73619983 is an apocalyptic number.

73619983 is a deficient number, since it is larger than the sum of its proper divisors (1).

73619983 is an equidigital number, since it uses as much as digits as its factorization.

73619983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 46.

The square root of 73619983 is about 8580.2087969932. The cubic root of 73619983 is about 419.1137453373.

The spelling of 73619983 in words is "seventy-three million, six hundred nineteen thousand, nine hundred eighty-three".