7290288233 has 2 divisors, whose sum is σ = 7290288234. Its totient is φ = 7290288232.

The previous prime is 7290288139. The next prime is 7290288251. The reversal of 7290288233 is 3328820927.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3781266064 + 3509022169 = 61492^2 + 59237^2 .

It is an emirp because it is prime and its reverse (3328820927) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7290288233 - 2¹⁶ = 7290222697 is a prime.

It is a super-3 number, since 3×7290288233³ (a number of 31 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (7290288253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3645144116 + 3645144117.

It is an arithmetic number, because the mean of its divisors is an integer number (3645144117).

Almost surely, 2^7290288233 is an apocalyptic number.

It is an amenable number.

7290288233 is a deficient number, since it is larger than the sum of its proper divisors (1).

7290288233 is an equidigital number, since it uses as much as digits as its factorization.

7290288233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 7290288233 is about 85383.1847204120. The cubic root of 7290288233 is about 1939.0167753904.

The spelling of 7290288233 in words is "seven billion, two hundred ninety million, two hundred eighty-eight thousand, two hundred thirty-three".