73703723 has 2 divisors, whose sum is σ = 73703724. Its totient is φ = 73703722.

The previous prime is 73703713. The next prime is 73703737. The reversal of 73703723 is 32730737.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73703723 - 2¹⁸ = 73441579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73703723.

It is not a weakly prime, because it can be changed into another prime (73703713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36851861 + 36851862.

It is an arithmetic number, because the mean of its divisors is an integer number (36851862).

Almost surely, 2^73703723 is an apocalyptic number.

73703723 is a deficient number, since it is larger than the sum of its proper divisors (1).

73703723 is an equidigital number, since it uses as much as digits as its factorization.

73703723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18522, while the sum is 32.

The square root of 73703723 is about 8585.0872447518. The cubic root of 73703723 is about 419.2725939043.

The spelling of 73703723 in words is "seventy-three million, seven hundred three thousand, seven hundred twenty-three".