1422411 has 4 divisors (see below), whose sum is σ = 1896552. Its totient is φ = 948272.

The previous prime is 1422409. The next prime is 1422419. The reversal of 1422411 is 1142241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1422411 - 2¹ = 1422409 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1422419) 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 3 ways as a sum of consecutive naturals, for example, 237066 + ... + 237071.

It is an arithmetic number, because the mean of its divisors is an integer number (474138).

2^1422411 is an apocalyptic number.

1422411 is a deficient number, since it is larger than the sum of its proper divisors (474141).

1422411 is an equidigital number, since it uses as much as digits as its factorization.

1422411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474140.

The product of its digits is 64, while the sum is 15.

The square root of 1422411 is about 1192.6487328631. The cubic root of 1422411 is about 112.4626641538.

Adding to 1422411 its reverse (1142241), we get a palindrome (2564652).

The spelling of 1422411 in words is "one million, four hundred twenty-two thousand, four hundred eleven".