1422331 has 8 divisors (see below), whose sum is σ = 1474704. Its totient is φ = 1370880.

The previous prime is 1422293. The next prime is 1422367. The reversal of 1422331 is 1332241.

It is a happy number.

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 1422331 - 2¹¹ = 1420283 is a prime.

It is a super-2 number, since 2×1422331² = 4046050947122, which contains 22 as substring.

It is a Duffinian number.

1422331 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1426331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4480 + ... + 4786.

It is an arithmetic number, because the mean of its divisors is an integer number (184338).

2^1422331 is an apocalyptic number.

1422331 is a deficient number, since it is larger than the sum of its proper divisors (52373).

1422331 is a wasteful number, since it uses less digits than its factorization.

1422331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461.

The product of its digits is 144, while the sum is 16.

The square root of 1422331 is about 1192.6151935977. The cubic root of 1422331 is about 112.4605557192.

Adding to 1422331 its reverse (1332241), we get a palindrome (2754572).

The spelling of 1422331 in words is "one million, four hundred twenty-two thousand, three hundred thirty-one".