1422365 has 8 divisors (see below), whose sum is σ = 1950720. Its totient is φ = 975312.

The previous prime is 1422293. The next prime is 1422367. The reversal of 1422365 is 5632241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1422365 - 2¹⁶ = 1356829 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1422365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422367) 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 in 7 ways as a sum of consecutive naturals, for example, 20285 + ... + 20354.

It is an arithmetic number, because the mean of its divisors is an integer number (243840).

2^1422365 is an apocalyptic number.

It is an amenable number.

1422365 is a deficient number, since it is larger than the sum of its proper divisors (528355).

1422365 is an equidigital number, since it uses as much as digits as its factorization.

1422365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40651.

The product of its digits is 1440, while the sum is 23.

The square root of 1422365 is about 1192.6294479007. The cubic root of 1422365 is about 112.4614518135.

It can be divided in two parts, 142236 and 5, that added together give a palindrome (142241).

The spelling of 1422365 in words is "one million, four hundred twenty-two thousand, three hundred sixty-five".