73656763 has 2 divisors, whose sum is σ = 73656764. Its totient is φ = 73656762.

The previous prime is 73656731. The next prime is 73656797. The reversal of 73656763 is 36765637.

It is a weak prime.

It is an emirp because it is prime and its reverse (36765637) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73656763 - 2⁵ = 73656731 is a prime.

It is not a weakly prime, because it can be changed into another prime (73656263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36828381 + 36828382.

It is an arithmetic number, because the mean of its divisors is an integer number (36828382).

Almost surely, 2^73656763 is an apocalyptic number.

73656763 is a deficient number, since it is larger than the sum of its proper divisors (1).

73656763 is an equidigital number, since it uses as much as digits as its factorization.

73656763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 476280, while the sum is 43.

The square root of 73656763 is about 8582.3518338507. The cubic root of 73656763 is about 419.1835290951.

The spelling of 73656763 in words is "seventy-three million, six hundred fifty-six thousand, seven hundred sixty-three".