73688611 has 2 divisors, whose sum is σ = 73688612. Its totient is φ = 73688610.

The previous prime is 73688599. The next prime is 73688617. The reversal of 73688611 is 11688637.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73688611 - 2⁵ = 73688579 is a prime.

It is a super-2 number, since 2×73688611² = 10860022782218642, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73688617) 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, 36844305 + 36844306.

It is an arithmetic number, because the mean of its divisors is an integer number (36844306).

Almost surely, 2^73688611 is an apocalyptic number.

73688611 is a deficient number, since it is larger than the sum of its proper divisors (1).

73688611 is an equidigital number, since it uses as much as digits as its factorization.

73688611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 40.

The square root of 73688611 is about 8584.2070687979. The cubic root of 73688611 is about 419.2439364622.

The spelling of 73688611 in words is "seventy-three million, six hundred eighty-eight thousand, six hundred eleven".