73797733 has 2 divisors, whose sum is σ = 73797734. Its totient is φ = 73797732.

The previous prime is 73797673. The next prime is 73797751. The reversal of 73797733 is 33779737.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54420129 + 19377604 = 7377^2 + 4402^2 .

It is an emirp because it is prime and its reverse (33779737) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73797733 - 2²¹ = 71700581 is a prime.

It is a super-2 number, since 2×73797733² = 10892210791878578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73797533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36898866 + 36898867.

It is an arithmetic number, because the mean of its divisors is an integer number (36898867).

Almost surely, 2^73797733 is an apocalyptic number.

It is an amenable number.

73797733 is a deficient number, since it is larger than the sum of its proper divisors (1).

73797733 is an equidigital number, since it uses as much as digits as its factorization.

73797733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 583443, while the sum is 46.

The square root of 73797733 is about 8590.5606918291. The cubic root of 73797733 is about 419.4507806062.

The spelling of 73797733 in words is "seventy-three million, seven hundred ninety-seven thousand, seven hundred thirty-three".