7278067 has 2 divisors, whose sum is σ = 7278068. Its totient is φ = 7278066.

The previous prime is 7278059. The next prime is 7278071. The reversal of 7278067 is 7608727.

7278067 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7278067 - 2³ = 7278059 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (7278017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3639033 + 3639034.

It is an arithmetic number, because the mean of its divisors is an integer number (3639034).

Almost surely, 2^7278067 is an apocalyptic number.

7278067 is a deficient number, since it is larger than the sum of its proper divisors (1).

7278067 is an equidigital number, since it uses as much as digits as its factorization.

7278067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32928, while the sum is 37.

The square root of 7278067 is about 2697.7892801329. The cubic root of 7278067 is about 193.7932665080.

The spelling of 7278067 in words is "seven million, two hundred seventy-eight thousand, sixty-seven".