73730269 has 2 divisors, whose sum is σ = 73730270. Its totient is φ = 73730268.

The previous prime is 73730221. The next prime is 73730291. The reversal of 73730269 is 96203737.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48860100 + 24870169 = 6990^2 + 4987^2 .

It is a cyclic number.

It is not a de Polignac number, because 73730269 - 2⁷ = 73730141 is a prime.

It is a super-2 number, since 2×73730269² = 10872305133624722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73730299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36865134 + 36865135.

It is an arithmetic number, because the mean of its divisors is an integer number (36865135).

Almost surely, 2^73730269 is an apocalyptic number.

It is an amenable number.

73730269 is a deficient number, since it is larger than the sum of its proper divisors (1).

73730269 is an equidigital number, since it uses as much as digits as its factorization.

73730269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47628, while the sum is 37.

The square root of 73730269 is about 8586.6331585785. The cubic root of 73730269 is about 419.3229245789.

The spelling of 73730269 in words is "seventy-three million, seven hundred thirty thousand, two hundred sixty-nine".