1320422 has 8 divisors (see below), whose sum is σ = 1986816. Its totient is φ = 658152.

The previous prime is 1320421. The next prime is 1320427. The reversal of 1320422 is 2240231.

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

It is a junction number, because it is equal to n+sod(n) for n = 1320397 and 1320406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38 + ... + 1625.

It is an arithmetic number, because the mean of its divisors is an integer number (248352).

2^1320422 is an apocalyptic number.

1320422 is a deficient number, since it is larger than the sum of its proper divisors (666394).

1320422 is a wasteful number, since it uses less digits than its factorization.

1320422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2062.

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

The square root of 1320422 is about 1149.0961665587. The cubic root of 1320422 is about 109.7078196434.

Adding to 1320422 its reverse (2240231), we get a palindrome (3560653).

It can be divided in two parts, 1320 and 422, that multiplied together give a triangular number (557040 = T₁₀₅₅).

The spelling of 1320422 in words is "one million, three hundred twenty thousand, four hundred twenty-two".