7273237 has 2 divisors, whose sum is σ = 7273238. Its totient is φ = 7273236.

The previous prime is 7273199. The next prime is 7273241. The reversal of 7273237 is 7323727.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7017201 + 256036 = 2649^2 + 506^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7273237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7273199 and 7273208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7273337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3636618 + 3636619.

It is an arithmetic number, because the mean of its divisors is an integer number (3636619).

Almost surely, 2^7273237 is an apocalyptic number.

It is an amenable number.

7273237 is a deficient number, since it is larger than the sum of its proper divisors (1).

7273237 is an equidigital number, since it uses as much as digits as its factorization.

7273237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12348, while the sum is 31.

The square root of 7273237 is about 2696.8939541628. The cubic root of 7273237 is about 193.7503875122.

The spelling of 7273237 in words is "seven million, two hundred seventy-three thousand, two hundred thirty-seven".