7299420287 has 2 divisors, whose sum is σ = 7299420288. Its totient is φ = 7299420286.

The previous prime is 7299420269. The next prime is 7299420329. The reversal of 7299420287 is 7820249927.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7299420287 - 2⁶ = 7299420223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7299428287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3649710143 + 3649710144.

It is an arithmetic number, because the mean of its divisors is an integer number (3649710144).

Almost surely, 2^7299420287 is an apocalyptic number.

7299420287 is a deficient number, since it is larger than the sum of its proper divisors (1).

7299420287 is an equidigital number, since it uses as much as digits as its factorization.

7299420287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 50.

The square root of 7299420287 is about 85436.6448720922. The cubic root of 7299420287 is about 1939.8260628942.

The spelling of 7299420287 in words is "seven billion, two hundred ninety-nine million, four hundred twenty thousand, two hundred eighty-seven".