73726663 has 2 divisors, whose sum is σ = 73726664. Its totient is φ = 73726662.

The previous prime is 73726591. The next prime is 73726703. The reversal of 73726663 is 36662737.

It is an a-pointer prime, because the next prime (73726703) can be obtained adding 73726663 to its sum of digits (40).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73726663 - 2⁹ = 73726151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73721663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36863331 + 36863332.

It is an arithmetic number, because the mean of its divisors is an integer number (36863332).

Almost surely, 2^73726663 is an apocalyptic number.

73726663 is a deficient number, since it is larger than the sum of its proper divisors (1).

73726663 is an equidigital number, since it uses as much as digits as its factorization.

73726663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512, while the sum is 40.

The square root of 73726663 is about 8586.4231784836. The cubic root of 73726663 is about 419.3160883856.

The spelling of 73726663 in words is "seventy-three million, seven hundred twenty-six thousand, six hundred sixty-three".