7290863 has 2 divisors, whose sum is σ = 7290864. Its totient is φ = 7290862.

The previous prime is 7290853. The next prime is 7290883. The reversal of 7290863 is 3680927.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7290863 - 2⁶ = 7290799 is a prime.

It is a Sophie Germain prime.

It is equal to p₄₉₅₀₈₉ and since 7290863 and 495089 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7290853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3645431 + 3645432.

It is an arithmetic number, because the mean of its divisors is an integer number (3645432).

Almost surely, 2^7290863 is an apocalyptic number.

7290863 is a deficient number, since it is larger than the sum of its proper divisors (1).

7290863 is an equidigital number, since it uses as much as digits as its factorization.

7290863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 7290863 is about 2700.1598100853. The cubic root of 7290863 is about 193.9067731472.

The spelling of 7290863 in words is "seven million, two hundred ninety thousand, eight hundred sixty-three".