1422367 has 2 divisors, whose sum is σ = 1422368. Its totient is φ = 1422366.

The previous prime is 1422293. The next prime is 1422409. The reversal of 1422367 is 7632241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1422367 is a prime.

It is a d-powerful number, because it can be written as 1 + 4 + 2¹³ + 2¹⁹ + 3⁹ + 6⁶ + 7⁷ .

1422367 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1425367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711183 + 711184.

It is an arithmetic number, because the mean of its divisors is an integer number (711184).

2^1422367 is an apocalyptic number.

1422367 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422367 is an equidigital number, since it uses as much as digits as its factorization.

1422367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 25.

The square root of 1422367 is about 1192.6302863838. The cubic root of 1422367 is about 112.4615045245.

The spelling of 1422367 in words is "one million, four hundred twenty-two thousand, three hundred sixty-seven".