7278883 has 2 divisors, whose sum is σ = 7278884. Its totient is φ = 7278882.

The previous prime is 7278857. The next prime is 7278917. The reversal of 7278883 is 3888727.

7278883 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7278883 is a prime.

It is not a weakly prime, because it can be changed into another prime (7272883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3639441 + 3639442.

It is an arithmetic number, because the mean of its divisors is an integer number (3639442).

Almost surely, 2^7278883 is an apocalyptic number.

7278883 is a deficient number, since it is larger than the sum of its proper divisors (1).

7278883 is an equidigital number, since it uses as much as digits as its factorization.

7278883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 150528, while the sum is 43.

The square root of 7278883 is about 2697.9405108341. The cubic root of 7278883 is about 193.8005087880.

The spelling of 7278883 in words is "seven million, two hundred seventy-eight thousand, eight hundred eighty-three".