1380422 has 8 divisors (see below), whose sum is σ = 2083536. Its totient is φ = 685912.

The previous prime is 1380419. The next prime is 1380427. The reversal of 1380422 is 2240831.

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 = 1380394 and 1380403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1380427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1733 + ... + 2400.

It is an arithmetic number, because the mean of its divisors is an integer number (260442).

2^1380422 is an apocalyptic number.

1380422 is a deficient number, since it is larger than the sum of its proper divisors (703114).

1380422 is a wasteful number, since it uses less digits than its factorization.

1380422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4302.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1380422 is about 1174.9136138457. The cubic root of 1380422 is about 111.3449754958.

The spelling of 1380422 in words is "one million, three hundred eighty thousand, four hundred twenty-two".