1403222 has 4 divisors (see below), whose sum is σ = 2104836. Its totient is φ = 701610.

The previous prime is 1403189. The next prime is 1403239. The reversal of 1403222 is 2223041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2223041 = 31 ⋅71711.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1403197 and 1403206.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 350804 + ... + 350807.

It is an arithmetic number, because the mean of its divisors is an integer number (526209).

2^1403222 is an apocalyptic number.

1403222 is a deficient number, since it is larger than the sum of its proper divisors (701614).

1403222 is an equidigital number, since it uses as much as digits as its factorization.

1403222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701613.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1403222 is about 1184.5767176507. The cubic root of 1403222 is about 111.9546478796.

Adding to 1403222 its reverse (2223041), we get a palindrome (3626263).

The spelling of 1403222 in words is "one million, four hundred three thousand, two hundred twenty-two".