73633733 has 2 divisors, whose sum is σ = 73633734. Its totient is φ = 73633732.

The previous prime is 73633727. The next prime is 73633799. The reversal of 73633733 is 33733637.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66863329 + 6770404 = 8177^2 + 2602^2 .

It is a cyclic number.

It is not a de Polignac number, because 73633733 - 2⁴ = 73633717 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 73633693 and 73633702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73633723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36816866 + 36816867.

It is an arithmetic number, because the mean of its divisors is an integer number (36816867).

Almost surely, 2^73633733 is an apocalyptic number.

It is an amenable number.

73633733 is a deficient number, since it is larger than the sum of its proper divisors (1).

73633733 is an equidigital number, since it uses as much as digits as its factorization.

73633733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 71442, while the sum is 35.

The square root of 73633733 is about 8581.0100221361. The cubic root of 73633733 is about 419.1398363297.

The spelling of 73633733 in words is "seventy-three million, six hundred thirty-three thousand, seven hundred thirty-three".